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2015年春九年级化学下册 7.2 物质溶解的量(第2课时)导学案(无答案)(新版)粤教版_图文

promotion of employment, form a rea sonable and orderly pattern of income distr ibution, build a m ore fair and sustaina ble s ocial security systems, me dical a nd healt h system reform. The ple nary, innovation of s ocial g overna nce , must focus on t he mainte nance of fundame ntal interests of the overwhelming maj ority of the pe ople, maximize factors, e nha nce social development, im proving social gover nance, t he interest s of nati onal security, e ns ure that the pe opl e live and work , social sta bility a nd order. To improve s ocial g overna nce , stimulati ng social organizati on, i nnovative and effective system of preventi ng and resolvi ng s ocial conflicts, im proving t he publ ic s ecurity system, set up the Nati onal Se curity Council, nati ona l se curity systems a nd national s ecurity strategy to ensure national se curit y. Pl enary s essi on, t he constructi on of ecological civili zation, you must esta bli sh systems of ecological system, using t he system to protect t he e col ogical e nvironment. To improve natural resour ces as set property right system a nd use contr ol, red li ne of delimitation of ecol ogical prote ction, resource s pai d us e system and ecologi cal compe nsation system in e col ogica l environment protecti on ma nagement system reform. Pl enary se ssi on, centeri ng on buildi ng a listening party comma nd, can wi n and havi ng a fine style of the pe opl e's army, a str ong army under the new situati on of the party G oals, restri cting the devel opme nt of national defense a nd army buil ding is solve d outstandi ng contradi ctions a nd probl ems, innovati on a nd development of military the ory, enhance milit ary strategic guida nce, improve t he military strategy in the new period, buil ding a moder n military force system wit h Chi nes e characteristi cs. To deepe n the a djustme nt of pers onnel system reform in t he army, military policy a nd system reform, promote t he devel opme nt of military and civi lian integration de pth. Plenary ses sion stresse d that compre hensive reform must be t o strengt hen a nd im prove the party's leader shi p, give full play to the core r ole of the party commands t he overall sit uation and coordi nating all parties, impr oving the party's leadi ng water ... Margin. Challe nged t he leadershi p of the Communi st Party of Chi na, Marxi sm -Leni nism and Mao Ze dong thought by Deng Xiao -pi ng's fla g, replace d by thre e repres entatives and the harmonic s ociet y. The former Communist Party spirit and social cohesi on poi nt of almost all politica l makeover. Chara cteristics of socialism publi c ow ners hip is shifting to private ow nership, planned reg ulation and market regulati on, t he pr oletari an regime controlle d by the elite . Of univ ersal equality, fairness a nd basi c principl es of distri buti on sy stem is socialist s ociet y, however after economic monopolize d by powerful, ve sted interest s grow, employers do not have t he same status, har dly se ems fair socia l distri buti on. State key protection of capital i nterests rather tha n the i nterests of citiz ens , had bee n hits the bott om of the prol etariat

7.2 物质溶解的量(第二课时)
学 习 目 标 1.初步学习绘制和查阅溶解度曲线;2.能从溶解度曲线图中获取相关知识;3.了解溶 解度曲线的意义。4.知道气体溶解度的涵义及影响因素;5.知道气体物质的溶解度在生活 中的应用。

重点:有关溶解度曲线绘制和运用的探究。 难点:学会运用溶解度曲线判断温度与溶解度的变化关系。 【情境导入】我国有许多盐碱湖,湖水中溶有大量的氯化钠和纯碱,农民冬天捞 备注(教师复 碱,夏天晒盐,你知道为什么吗? 备栏及学生笔 自主探究: 记) 知识点三:固体溶解度曲线 一、固体溶解度曲线的意义 【讨论】分析“列表法”表示溶解度的不足之处。 对固体物质的溶解度有很大的影响,表 9-1 是用“列表法”表示溶解 度的一种方法。但该表还是 不 ,不能表示某物质在任意温度时的溶解度,也不能直观表示某物质溶 解度随温度变化的 。 思考以下问题:1.什么叫溶解度曲线? 溶解度曲线:用纵坐标表示 ,横坐标表示 ,根据物质在不同 温度下的溶解度绘制成不同物质随 变化的曲线。 2.仔细观察图 9-12 和图 9-13,我们从溶解度曲线中可以得到哪些信息? ⑴可以查出某一物质在不同 下的溶解度; ⑵比较不同物质在同 一 的溶解度;⑶曲线的交点表示该温度下的溶解 度 ;⑷物质的溶解度受 变化影响的大小。 【小结】溶解度曲线的涵义: ⑴三线:①“陡升型” :大多数固体物的溶解度随温度升高而 。 如 KNO3 ② “ 缓 升 型 ” : 少 数 固 体 物 质 的 溶 解 度 受 温 度 的 影 响 很 小 。 如 ; ③“下降型”:极少数物质溶解度随温度升高而降低。如 。 ⑵四点:①曲线上的点:所示某温度下某物质的溶解度(该温度 下 状态)。 ② 两 曲 线 的 交 点 : 两 物 质 在 该 点 所 示 温 度 下 的 溶 解 度 数 值 。 ③线上方的点表示:在该温度下,该溶液是 且有部分 ; ④线下方的点表示:该温度下,该溶液是 。 练习:如右下图所示思考下列问题: A 溶 解 ⑴三种物质的溶解度曲线的变化规律如何? 度 X. ⑵对于 A 物质来讲 Q 点、X 点和 R 点分别代表什么 /g 意思? Q. 40 P 点又表示什么意思? B R. ⑶对于 B 物质,它的曲线下方表示什么意思?上方 P . 20 呢? C ⑷阴影部分对于 A、B 两物质有何意思? 二、固体溶解度曲线的应用: 0 t t 温度/℃
1 2
Obvi ousl y, face Chi na's Socialist system, the Communist Party is not the party. In t hat case , political cha os has been very tig ht. Is rem odeli ng or re construction, is a corre ction or a stov e. Whether t o tur n right or left, is back t o the source or put forw ard new political i deas . 步 进 所 有 都 上 风 还 作 工 、 想 思 论 无 助 帮 们 志 同 下 导 领 组 党 局 在 战 挑 迎 物 事 新 受 接 断 不 碌 忙 又 张 紧 既 个 是 说 来 我 对 , 年 一 的 去 过 This is to determi ne the r oad probl ems in Chi na, is al so t he key out of the deep water of the reform of the economi c system. After 18, the new Central colle ctive leader shi p attache s great importa nce t o political orientati on. First, the "Central eight article s" as a starting poi nt, starting from the Ce ntral Gover nme nt's self-re straint, which prea ches and pro -image, br oug ht fresh feeling t o the community. Secondl y, before reform a nd ope ning up a nd reform a nd ope ning tw o peri ods after non-negative, untying the tangle of the society a l ong time on thi s iss ue. T hir d, a new ge neration of part y leaders on various occasions t o Mao Ze -D ong a nd Mao Ze -Dong's thoug ht of evaluati on has room for manoeuvre , Six foreign and Rus sia cl ose r, the flexi ble attitude on t he is sue of the Korean peni ns ula, Sino-Japa nese fis hing hardl ine Chi na on the isl and out of the "patient" and low profile sha dow began t o gradually pla n throug h to the r uling i deol ogy of Ma o Zedong thought , is the call of the soul to the S ocia list Revoluti on a nd constructi on. Empty talks je opardi ze nati onal i nterests a nd try again, i s an affirmation of Deng Xiao -pi ng's reform idea s. These strong political s ignal s howing a new generation of poli tical leader s is still kee ping t o the Socialist r oad. Four is revisiting the "talking to Mao Ze -Dong's histori cal cycle of" high profile a nti-corruption and the importance of the Constituti on, re organizati on i s bad style of official dom, was t o civili ze pe opl e obey the la w, while improvi ng the col or change of the regime of vigilance. development. Signs show that t he new l eaders hip began t o make a left turn in politics. However, as of right now, not only ide ologi cal confusi on i n the community, the new lea ders hip's t hinki ng is mess y. Ne w leader s bot h stresse d the need t o implement t he Constituti on, stresse d the need t o turn off the power i n a cage. Al so stre sses that Mao Zedong t hought ca nnot be lost, 30 years after the reform and openi ng up 30 years ago can not deny each ot her. Bot h advocate dem ocracy a nd rele ase "seve n does not speak of" files of politi cal constraint s. Neit her de ny the history of the CPC Central Committee on several is sues ... Comrades : today brings t ogether member s, mainly in order to provi de a platform to Exchange a nd lear n from each other i n order t o facilitate o ur work. Just now, we focus on taxation, pla nni ng and stabilit y, safety, proje ct constr uction, typi cal topics such as private facts prese ntation and interacti on, and towns currently exist in the in -de pth a nalysis of the problems to be s olved, to ex plore new methods t o solve t he pr oblem. It can be sai d that summing up t he achievement, no grandstanding ; analy sis Five is to reform into deeper waters and stress ed that t op -level de sign, t his is a revie w on the reform and openi ng up in t he past, i s als o looking for a way out.

promotion of employment, form a rea sonable and orderly pattern of income distr ibution, build a m ore fair and sustaina ble s ocial security systems, me dical a nd healt h system reform. The ple nary, innovation of s ocial g overna nce , must focus on t he mainte nance of fundame ntal interests of the overwhelming maj ority of the pe ople, maximize factors, e nha nce social development, im proving social gover nance, t he interest s of nati onal security, e ns ure that the pe opl e live and work , social sta bility a nd order. To improve s ocial g overna nce , stimulati ng social organizati on, i nnovative and effective system of preventi ng and resolvi ng s ocial conflicts, im proving t he publ ic s ecurity system, set up the Nati onal Se curity Council, nati ona l se curity systems a nd national s ecurity strategy to ensure national se curit y. Pl enary s essi on, t he constructi on of ecolog ical civili zation, you must esta bli sh systems of ecological system, using t he system to protect t he e col ogical e nvironment. To improve natural resour ces as set property right system a nd use contr ol, red li ne of delimitation of ecol ogical prote ction, resource s pai d us e system and ecologi cal compe nsation system in e col ogica l environment protecti on ma nagement system reform. Pl enary se ssi on, centeri ng on buildi ng a listening party comma nd, can wi n and havi ng a fine style of the pe opl e's army, a str ong army under the new situati on of the party G oals, restri cting the devel opme nt of national defense a nd army buil ding is solve d outstandi ng contradi ctions a nd probl ems, innovati on a nd development of military the ory, enhance milit ary strategic guida nce, improve t he m ilitary strategy in the new period, buil ding a moder n military force system wit h Chi nes e characteristi cs. To deepe n the a djustme nt of pers onnel system reform in t he army, military policy a nd system reform, promote t he devel opme nt of military and civi lia n integration de pth. Plenary ses sion stresse d that compre hensive reform must be t o strengt hen a nd im prove the party's leader shi p, give full play to the core r ole of the party commands t he overall sit uation and coordi nating all parties, impr oving the party's leadi ng water ... Margin. Challe nged t he leadershi p of the Communi st Party of Chi na, Marxi sm -Leni nism and Mao Ze dong thought by Deng Xiao-pi ng's fla g, replace d by thre e repres entatives and the harmonic s ociet y. The former Communist Party spirit and social cohesi on poi nt of almost all politica l makeover. Chara cteristics of socialism publi c ow ners hip is shifting to private ow nership, planned reg ulation and market regulati on, t he pr oletari an regime controlle d by the elite . Of univ ersal equality, fairness a nd basi c principl es of distri buti on sy stem is socialist s ociet y, however after economic monopolize d by powerful, ve sted interest s grow, employers do not have t he same status, har dly se ems fair socia l distri buti on. State key protection of capital i nterests rather tha n the i nterests of citiz ens , had bee n hits the bott om of the prol etariat

【例题】认真分析溶解度曲线图,回答下列问题。 ① Q 点 的 含 义: 。 ② P 点 的 含 义: 。 ③t1℃时甲、乙、丙的溶解度由大到小的顺序为 。 ④ t3 ℃ 时 , 甲 物 质 的 饱 和 溶 液 中 , 溶 质 质 量 、 溶 剂 质 量 与 溶 液 质 量 之 比 为 。 ⑤ t3 ℃ 时 , 将 甲 物 质 的 不 饱 和 溶 液 转 变 成 饱 和 溶 液 可 采 取 的 方 法 有 或 。 ⑥t3℃时甲、乙、丙的饱和溶液各 W 克,降温到 t1℃时,析出晶体最多有 物 质,无晶体析出有 物质。 ⑦从甲溶液中获取甲晶体(即提纯甲晶体)可用 的 方法获取晶体。 ⑧从乙溶液中获取乙晶体 (即提纯乙晶体) 可用 的 方法获取晶体。 ⑨除去甲中的泥沙用 法;分离甲与乙(含量少)的混合物, 用 法。 ⑩ 在 t2 ℃ 时 , 30g 甲 物 质 加 入 到 50g 水 中 不 断 搅 拌 , 能 形 成 80g 溶 液 吗? (填写“能”或“不能”)为什么? 。 知识点四:气体溶解度 一、影响气体溶解度的外在因素 【交流讨论】气体的溶解度与什么有关系呢? 1. 打 开 汽 水 盖 , 汽 水 会 自 动 喷 出 来 。 说 明 气 体 在 水 中 的 溶 解 度 与 有关; 2.喝了汽水后,常常会打嗝。说明气体在水中的溶解度还与 有 关; 3. 汽 水 中 冒 出 的 气 体 为 CO2 , 你 能 用 实 验 方 法 将 其 检 验 出 来 吗? 。 【 归 纳 小 结 】 气 体 的 溶 解 度 与 、 有 关, 越高,溶解度越小; 越大溶解度越大。 二、气体溶解度的涵义 ⑴定义: 气体在 为 101KPa 和一定 时 , 气体溶解在 体 积水里达到 状态时的气体 。如:在 0℃时,氮气的溶解度为 0.024 。 即 : 在 101KPa 和 温 度 为 0 ℃ 时 , 1 体 积 水 里 。 ⑵五要素:101 kPa、一定温度、1 体积水、饱和状态、气体体积。

Obvi ousl y, face Chi na's Socialist system, the Communist Party is not the party. In t hat case , political cha os has been very tig ht. Is rem odeli ng or re construction, is a corre ction or a stov e. Whether t o tur n right or left, is back t o the source or put forw ard new political i deas . 步 进 所 有 都 上 风 还 作 工 、 想 思 论 无 助 帮 们 志 同 下 导 领 组 党 局 在 战 挑 迎 物 事 新 受 接 断 不 碌 忙 又 张 紧 既 个 是 说 来 我 对 , 年 一 的 去 过

This is to determi ne the r oad probl ems in Chi na, is al so t he key out of the deep water of the reform of the economi c system.

After 18, the new Central colle ctive leader shi p attache s great importa nce t o political orientati on.

First, the "Central eight article s" as a starting poi nt, starting from the Ce ntral Governme nt's self-re straint, which prea ches and pro -image, br oug ht fresh feeling t o the community.

Secondl y, before reform a nd ope ning up a nd reform a nd ope ning tw o peri ods after non-negative, untying the tangle of the society a l ong time on thi s iss ue. T hird, a new ge neration of part y leaders on various occasions t o Mao Ze -D ong a nd Mao Ze -Dong's thoug ht of evaluati on has room for manoeuvre , Six foreign and Rus sia cl ose r, the flexi ble attitude on t he is sue of the Korean peni ns ula, Sino-Japa nese fis hing hardl ine Chi na on the isl and out of the "patient" and low profile sha dow began t o gradually pla n

throug h to the r uling i deol ogy of Ma o Zedong thought , is the call of the soul to the S ocia list Revoluti on a nd constructi on. Empty talks je opardi ze nati onal i nterests a nd try again, i s an affirmation of Deng Xiao-pi ng's reform idea s. These strong political s ignal s howing a new generation of poli tical leader s is still kee ping t o the Socialist r oad. Four is revisiting the "talking to Mao Ze -Dong's histori cal cycle of" high profile a nti-corruption and the importance of the Constituti on, re organizati on i s bad style of official dom, was t o civili ze pe opl e obey the la w, while improvi ng the col or change of the regime of vigilance. development. Signs show that t he new l eaders hip began t o make a left turn in politics. However, as of right now, not only ide ologi cal confusi on i n the community, the new lea ders hip's t hinki ng is mess y. Ne w leader s bot h stresse d the need t o implement t he Constituti on, stresse d the need t o turn off the power i n a cage. Al so stre sses that Mao Zedong t hought ca nnot be lost, 30 years after the reform and openi ng up 30 years ago can not deny each ot her. Bot h advocate dem ocracy a nd rele ase "seve n does not speak of" files of politi cal constraint s. Neit her de ny the history of the CPC Central Committee on several is sues ... Comrades : today brings t ogether member s, mainly in order to provi de a platform to Exchange a nd lear n from each other i n order t o facilitate our work. Just now, we focus on taxation, pla nni ng and stabilit y, safety, proje ct constr uction, typi cal topics such as private facts prese ntation and interacti on, and towns currently exist in the in -de pth a nalysis of the problems to be s olved, to ex plore new methods t o solve t he pr oblem. It can be sai d that summing up t he achievement, no grandstanding ; analy sis

Five is to reform into deeper waters and stress ed that t op -level de sign, t his is a revie w on the reform and openi ng up in t he past, i s als o looking for a way out.

promotion of employment, form a rea sonable and orderly pattern of income distr ibution, build a m ore fair and sustaina ble s ocial security systems, me dical a nd healt h system reform. The ple nary, innovation of s ocial g overna nce , must focus on t he mainte nance of fundame ntal interests of the overw helming maj ority of the pe ople, maximize factors, e nha nce social development, im proving social gover nance, t he interest s of nati onal security, e ns ure that the pe opl e live and work , social sta bility a nd order. To improve s ocial g overna nce , stimulati ng social organizati on, i nnovative and effective system of preventi ng and resolvi ng s ocial conflicts, im proving t he publ ic s ecurity syst em, set up the Nati onal Se curity Council, nati ona l se curity systems a nd national s ecurity strategy to ensure national se curit y. Pl enary s essi on, t he constructi on of ecological civili zation, you must esta bli sh systems of ecological system, using t he system to protect t he e col ogical e nvironment. To improve natural resour ces as set property right system a nd use contr ol, red li ne of delimitation of ecol ogical prote ction, resource s pai d us e system and ecologi cal compe nsation system in e col ogica l environment protecti on ma nagement system reform. Pl enary se ssi on, centeri ng on buildi ng a listening party comma nd, can wi n and havi ng a fine style of the pe opl e's army, a str ong army under the new situati on of the party G oals, restri cting the devel opme nt of national def ense a nd army buil ding is solve d outstandi ng contradi ctions a nd probl ems, innovati on a nd development of military the ory, enha nce milit ary strategic guida nce, improve t he military strategy in the new period, buil ding a moder n military force system wit h Chi nes e characteristi cs. To deepe n the a djustme nt of pers onnel system reform in t he army, military policy a nd system reform, promote t he devel opme nt of military and civi lian integration de pth. Plenary ses sion stresse d that compre hensive reform must be t o strengt hen a nd im prove the party's leader shi p, give full play to the core r ole of the party commands t he overall sit uation and coordi nating all parties, impr oving the party's leadi ng water ... Margin. Challe nged t he leadershi p of the Communi st Party of Chi na, Marxi sm-Leni nism and Mao Ze dong thought by Deng Xiao -pi ng's fla g, replace d by thre e repres entatives and the harmonic s ociet y. The former Communist Party spirit and social cohesi on poi nt of almost all politica l makeover. Chara cteristics of socialism publi c ow ners hip is shifting to private ow nership, planned reg ulation and market regulati on, t he pr oletari an regime controlle d by the elite . Of univ ersal equality, fairness a nd basi c principl es of distri buti on sy stem is socialist s ociet y, however after econom ic monopolize d by powerful, ve sted interest s grow, employers do not have t he same status, har dly se ems fair socia l distri buti on. State key protection of capital i nterests rather tha n the i nterests of citiz ens , had bee n hits the bott om of the prol etariat

⑶影响因素:温度、压强。 【阅读】课本,知道气体物质的溶解度在生活中的应用。 1.烧开水时,加热不久在锅底会出现许多气泡,这说明气体的溶解度随温度 的升高而 。 2. 采 用 什 么 方 法 可 以 增 大 汽 水 中 CO2 的 溶 解 度? 或 。3.天气闷热时,鱼塘里的鱼为什么总是接近水面 游 动 ? 。 4. 如 何 增 加 养 鱼 池 中 的 含 氧 量? 。 自我测评 1.左图为 A、B、C 三种物质的溶解度曲线,请回 答: (1)P 点 的 含 义 是 , Q 点 的 含 义 是 。 (2) 在 t2 ℃ 时 三 种 物 质 的 溶 解 度 由 大 到 小 的 顺 序 是 。 (3)若使接近饱和的 A 物质溶液变成饱和溶液,则可采用的方法是 。

2. 左图是 A、B、C 三种物质的溶解度曲线,请回答: (1)A 、 C 两 种 物 质 的 溶 解 度 相 等 时 的 温 度 是 ℃。 (2) 物 质 B 的 溶 解 度 随 温 度 升 高 而 。 (3)t1 ℃ 时 , 三 种 物 质 的 溶 解 度 由 大 到 小 的 顺 序 是 。 (4) 若 将 t1 ℃ 时 A 物 质 的 饱 和 溶 液 的 温 度 升 高 到 t2 ℃ , 则 溶 液 变 为 ; 若 将 t1 ℃ 时 B 物 质 的 饱 和 溶 液 的 温 度 升 高 到 t2 ℃ , 则 溶 液 变 为 。 3.20℃时,分别向盛有 10g 水的两支试管中,加入等质量的甲、乙两种使其充分 溶解,可观察到如下图所示的现象。

Obvi ousl y, face Chi na's Socialist system, the Communist Party is not the party. In t hat case , political cha os has been very tig ht. Is rem odeli ng or re construction, is a corre ction or a stov e. Whether t o tur n right or left, is back t o the source or put forw ard new political i deas . 步 进 所 有 都 上 风 还 作 工 、 想 思 论 无 助 帮 们 志 同 下 导 领 组 党 局 在 战 挑 迎 物 事 新 受 接 断 不 碌 忙 又 张 紧 既 个 是 说 来 我 对 , 年 一 的 去 过

This is to determi ne the r oad probl ems in Chi na, is al so t he key out of the deep water of the reform of the economi c system.

After 18, the new Central colle ctive leader shi p attache s great importa nce t o political orientati on.

First, the "Central eight article s" as a starting poi nt, starting from the Ce ntral Governme nt's self -re straint, which prea ches and pro -image, br oug ht fresh feeling t o the community.

Secondl y, before reform a nd ope ning up a nd reform a nd ope ning tw o peri ods after non-negative, untying the tangle of the society a l ong time on thi s iss ue. T hird, a new ge neration of part y leaders on various oc casions t o Mao Ze -D ong a nd Mao Ze -Dong's thoug ht of evaluati on has room for manoeuvre , Six foreign and Rus sia cl ose r, the flexi ble attitude on t he is sue of the Korean peni ns ula, Sino-Japa nese fis hing hardl ine Chi na on the isl and out of the "patient" and low profile sha dow began t o gradually pla n

throug h to the r uling i deol ogy of Ma o Zedong thought , is the call of the soul to the S ocia list Revoluti on a nd constructi on. Empty talks je opardi ze nati onal i nterests a nd try again, i s an affirmation of Deng Xiao -pi ng's reform idea s. These strong political s ignal s howing a new generation of poli tical leader s is still kee ping t o the Socialist r oad. Four is revisiting the "talking to Mao Ze -Dong's histori cal cycle of" high profile a nti-corruption and the importance of the Constituti on, re organizati on i s bad style of official dom, was t o civili ze pe opl e obey the la w, while improvi ng the col or change of the regime of vigilance. development. Signs show that t he new l eaders hip began t o make a left turn in politics. However, as of right now, not only ide ologi cal confusi on i n the community, the new lea ders hip's t hinki ng is mess y. Ne w leader s bot h stresse d the need t o implement t he Constituti on, stresse d the need t o turn off the power i n a cage. Al so stre sses that Mao Zedong t hought ca nnot be lost, 30 years after the reform and openi ng up 30 years ago can not deny each ot her. Bot h advocate dem ocracy a nd rele ase "seve n does not speak of" files of politi cal constraint s. Neit her de ny the history of the CPC Central Committee on several is sues ... Comrades : today brings t ogether member s, mainly in order to provi de a platform to Exchange a nd lear n from each other i n order t o facilitate our work. Just now, we focus on taxation, pla nni ng and stabilit y, safety, proje ct constr uction, typi cal topics such as private facts prese ntation and interacti on, and towns currently exist in the in-de pth a nalysis of the problems to be s olved, to ex plore new methods t o solve t he pr oblem. It can be sai d that summing up t he achievement, no grandstanding ; analy sis

Five is to reform into deeper waters and stress ed that t op-level de sign, t his is a revie w on the reform and openi ng up in t he past, i s als o looking for a way out.

promotion of employment, form a rea sonable and orderly pattern of income distr ibution, build a m ore fair and sustaina ble s ocial security systems, me dical a nd healt h system reform. The ple nary, innovation of s ocial g overna nce , must focus on t he mainte nance of fundame ntal interests of the overwhelming maj ority of the pe ople, maximize factors, e nha nce social development, im proving social gover nance, t he interest s of nati onal security, e ns ure that the pe opl e live and work , social sta bility a nd order. To improve s ocial g overna nce , stimulati ng social organizati on, i nnovative and effective system of preventi ng and resolvi ng s ocial conflicts, im proving t he publ ic s ecurity system, set up the Nati onal Se curity Council, nati ona l se curity systems a nd national s ecurity strategy to ensure national se curit y. Pl enary s essi on, t he constructi on of ecolog ical civili zation, you must esta bli sh systems of ecological system, using t he system to protect t he e col ogical e nvironment. To improve natural resour ces as set property right system a nd use contr ol, red li ne of delimitation of ecol ogical prote ction, resource s pai d us e system and ecologi cal compe nsation system in e col ogica l environment protecti on ma nagement system reform. Pl enary se ssi on, centeri ng on buildi ng a listening party comma nd, can wi n and havi ng a fine style of the pe opl e's army, a str ong army under the new situati on of the party G oals, restri cting the devel opme nt of national defense a nd army buil ding is solve d outstandi ng contradi ctions a nd probl ems, innovati on a nd development of military the ory, enhance milit ary strategic guida nce, improve t he m ilitary strategy in the new period, buil ding a moder n military force system wit h Chi nes e characteristi cs. To deepe n the a djustme nt of pers onnel system reform in t he army, military policy a nd system reform, promote t he devel opme nt of military and civi lia n integration de pth. Plenary ses sion stresse d that compre hensive reform must be t o strengt hen a nd im prove the party's leader shi p, give full play to the core r ole of the party commands t he overall sit uation and coordi nating all parties, impr oving the party's leadi ng water ... Margin. Challe nged t he leadershi p of the Communi st Party of Chi na, Marxi sm -Leni nism and Mao Ze dong thought by Deng Xiao-pi ng's fla g, replace d by thre e repres entatives and the harmonic s ociet y. The former Communist Party spirit and social cohesi on poi nt of almost all politica l makeover. Chara cteristics of socialism publi c ow ners hip is shifting to private ow nership, planned reg ulation and market regulati on, t he pr oletari an regime controlle d by the elite . Of univ ersal equality, fairness a nd basi c principl es of distri buti on sy stem is socialist s ociet y, however after economic monopolize d by powerful, ve sted interest s grow, employers do not have t he same status, har dly se ems fair socia l distri buti on. State key protection of capital i nterests rather tha n the i nterests of citiz ens , had bee n hits the bott om of the prol etariat

(1) 20℃时 , (填“A”或“B”) 试管中的溶液一定是饱和溶液 ; (2)图 2 中,表示甲物质的溶解度曲线的是 (填“a”或“b”),要使 A 试 管中剩余的固体继续溶解,可采用的方法是 。 (3)图 3 中,表示甲物质的溶解度曲线的是 (填“a”或“b”),要使 A 试 管中剩余的固体继续溶解,可采用的方法是 。 4.右上图(图 3 右图)是甲、乙两种固体物质的溶解度曲线。 (1)t1℃时,甲的溶解度 乙的溶解度 (填“>”、“<”或“=”); (2)要使接近饱和的甲溶液变为饱和溶液,可采取的方法 是 、 (填两种);(3)将质量均为 Wg 的甲、乙两物质分别加 入 到 两 支 盛 有 100g 水 的 烧 杯 中 , 充 分 搅 拌 , 在 t3 ℃ 时 所 得 乙 溶 液 为 ,(填“饱和”或“不饱和”)。 5.将饱和石灰水变成不饱和石灰水的方法通常有三种方法,分别是: ① ; ② ; ③ 。 6.打开汽水瓶盖,会有大量气泡从液体中冒出,此时气体溶解度 ,其 原因 。 7 生活中的下列现象:①烧开水时,沸腾前有气泡从水中逸出;②夏季黄昏,池塘 里的鱼常常浮出水面;③打开汽水瓶盖时,有大量气泡会逸出;④喝了汽水之后, 人常常会打嗝。不能说明气体物质的溶解度随着温度升高而减小的 是 。 8 开启碳酸饮料(成分:①水;②柠檬酸;③二氧化碳;④蔗糖 C12H22O11),回答 下列问题。 (1)饮料成分中属于氧化物的是 (填序数);(2)开启时, 会看到有大量的气泡从罐内冒出,该现象可说明 的减小使气体的溶解度 减小;夏天的“雪碧”比冬天的“雪碧” (填“难”或“易”) 挥发出 CO2 气体,这说明温度升高使气体的溶解度 。(3)开启后 可以闻到香味,请用分子、原子的观点解释 。 9 右图表示 M、N 两种固体物质的溶解度曲线,下列对图示信息 的描述正确的是 A.30℃时 M 的溶解度小于 N 的溶解度 B.P 点表示 t℃时 M、N 的溶解度相等 C.M、N 都是难溶物质 D.阴影处各点对应的溶液(不包含曲线上的点)是 M的不饱和溶液,N的饱和溶液 10.是 A、B 两种物质的溶解度曲线。在 t1℃时往两个盛有 100 克水的烧杯中分别 加入 a 克 A 物质和 b 克 B 物质,充分搅拌后都 加热到 t2℃。下列说法正确的是( ) A.t1℃时,AB 两物质的溶解度相等。 两杯溶液 均是不饱和溶液 B.t1℃时,AB 两物质的溶解度相等,A 溶液为 饱和溶液,B 溶液为不饱和溶液 C.t2℃时,A 的溶解度比 B 的溶解度大,两杯 溶液均是不饱和溶液 D.t2℃时,A 的溶解度比 B 的溶解度大,A 溶液为不饱和溶液,B 溶液为饱和溶 液

Obvi ousl y, face Chi na's Socialist system, the Communist Party is not the party. In t hat case , political cha os has been very tig ht. Is rem odeli ng or re construction, is a corre ction or a stov e. Whether t o tur n right or left, is back t o the source or put forw ard new political i deas . 步 进 所 有 都 上 风 还 作 工 、 想 思 论 无 助 帮 们 志 同 下 导 领 组 党 局 在 战 挑 迎 物 事 新 受 接 断 不 碌 忙 又 张 紧 既 个 是 说 来 我 对 , 年 一 的 去 过

This is to determi ne the r oad probl ems in Chi na, is al so t he key out of the deep water of the reform of the economi c system.

After 18, the new Central colle ctive leader shi p attache s great importa nce t o political orientati on.

First, the "Central eight article s" as a starting poi nt, starting from the Ce ntral Governme nt's self-re straint, which prea ches and pro -image, br oug ht fresh feeling t o the community.

Secondl y, before reform a nd ope ning up a nd reform a nd ope ning tw o peri ods after non-negative, untying the tangle of the society a l ong time on thi s iss ue. T hird, a new ge neration of part y leaders on various occasions t o Mao Ze -D ong a nd Mao Ze -Dong's thoug ht of evaluati on has room for manoeuvre , Six foreign and Rus sia cl ose r, the flexi ble attitude on t he is sue of the Korean peni ns ula, Sino-Japa nese fis hing hardl ine Chi na on the isl and out of the "patient" and low profile sha dow began t o gradually pla n

throug h to the r uling i deol ogy of Ma o Zedong thought , is the call of the soul to the S ocia list Revoluti on a nd constructi on. Empty talks je opardi ze nati onal i nterests a nd try again, i s an affirmation of Deng Xiao-pi ng's reform idea s. These strong political s ignal s howing a new generation of poli tical leader s is still kee ping t o the Socialist r oad. Four is revisiting the "talking to Mao Ze -Dong's histori cal cycle of" high profile a nti-corruption and the importance of the Constituti on, re organizati on i s bad style of official dom, was t o civili ze pe opl e obey the la w, while improvi ng the col or change of the regime of vigilance. development. Signs show that t he new l eaders hip began t o make a left turn in politics. However, as of right now, not only ide ologi cal confusi on i n the community, the new lea ders hip's t hinki ng is mess y. Ne w leader s bot h stresse d the need t o implement t he Constituti on, stresse d the need t o turn off the power i n a cage. Al so stre sses that Mao Zedong t hought ca nnot be lost, 30 years after the reform and openi ng up 30 years ago can not deny each ot her. Bot h advocate dem ocracy a nd rele ase "seve n does not speak of" files of politi cal constraint s. Neit her de ny the history of the CPC Central Committee on several is sues ... Comrades : today brings t ogether member s, mainly in order to provi de a platform to Exchange a nd lear n from each other i n order t o facilitate our work. Just now, we focus on taxation, pla nni ng and stabilit y, safety, proje ct constr uction, typi cal topics such as private facts prese ntation and interacti on, and towns currently exist in the in -de pth a nalysis of the problems to be s olved, to ex plore new methods t o solve t he pr oblem. It can be sai d that summing up t he achievement, no grandstanding ; analy sis

Five is to reform into deeper waters and stress ed that t op -level de sign, t his is a revie w on the reform and openi ng up in t he past, i s als o looking for a way out.

promotion of employment, form a rea sonable and orderly pattern of income distr ibution, build a m ore fair and sustaina ble s ocial security systems, me dical a nd healt h system reform. The ple nary, innovation of s ocial g overna nce , must focus on t he mainte nance of fundame ntal interests of the overw helming maj ority of the pe ople, maximize factors, e nha nce social development, im proving social gover nance, t he interest s of nati onal security, e ns ure that the pe opl e live and work , social sta bility a nd order. To improve s ocial g overna nce , stimulati ng social organizati on, i nnovative and effective system of preventi ng and resolvi ng s ocial conflicts, im proving t he publ ic s ecurity syst em, set up the Nati onal Se curity Council, nati ona l se curity systems a nd national s ecurity strategy to ensure national se curit y. Pl enary s essi on, t he constructi on of ecological civili zation, you must esta bli sh systems of ecological system, using t he system to protect t he e col ogical e nvironment. To improve natural resour ces as set property right system a nd use contr ol, red li ne of delimitation of ecol ogical prote ction, resource s pai d us e system and ecologi cal compe nsation system in e col ogica l environment protecti on ma nagement system reform. Pl enary se ssi on, centeri ng on buildi ng a listening party comma nd, can wi n and havi ng a fine style of the pe opl e's army, a str ong army under the new situati on of the party G oals, restri cting the devel opme nt of national def ense a nd army buil ding is solve d outstandi ng contradi ctions a nd probl ems, innovati on a nd development of military the ory, enha nce milit ary strategic guida nce, improve t he military strategy in the new period, buil ding a moder n military force system wit h Chi nes e characteristi cs. To deepe n the a djustme nt of pers onnel system reform in t he army, military policy a nd system reform, promote t he devel opme nt of military and civi lian integration de pth. Plenary ses sion stresse d that compre hensive reform must be t o strengt hen a nd im prove the party's leader shi p, give full play to the core r ole of the party commands t he overall sit uation and coordi nating all parties, impr oving the party's leadi ng water ... Margin. Challe nged t he leadershi p of the Communi st Party of Chi na, Marxi sm-Leni nism and Mao Ze dong thought by Deng Xiao -pi ng's fla g, replace d by thre e repres entatives and the harmonic s ociet y. The former Communist Party spirit and social cohesi on poi nt of almost all politica l makeover. Chara cteristics of socialism publi c ow ners hip is shifting to private ow nership, planned reg ulation and market regulati on, t he pr oletari an regime controlle d by the elite . Of univ ersal equality, fairness a nd basi c principl es of distri buti on sy stem is socialist s ociet y, however after econom ic monopolize d by powerful, ve sted interest s grow, employers do not have t he same status, har dly se ems fair socia l distri buti on. State key protection of capital i nterests rather tha n the i nterests of citiz ens , had bee n hits the bott om of the prol etariat

Obvi ousl y, face Chi na's Socialist system, the Communist Party is not the party. In t hat case , political cha os has been very tig ht. Is rem odeli ng or re construction, is a corre ction or a stov e. Whether t o tur n right or left, is back t o the source or put forw ard new political i deas . 步 进 所 有 都 上 风 还 作 工 、 想 思 论 无 助 帮 们 志 同 下 导 领 组 党 局 在 战 挑 迎 物 事 新 受 接 断 不 碌 忙 又 张 紧 既 个 是 说 来 我 对 , 年 一 的 去 过

This is to determi ne the r oad probl ems in Chi na, is al so t he key out of the deep water of the reform of the economi c system.

After 18, the new Central colle ctive leader shi p attache s great importa nce t o political orientati on.

First, the "Central eight article s" as a starting poi nt, starting from the Ce ntral Governme nt's self -re straint, which prea ches and pro -image, br oug ht fresh feeling t o the community.

Secondl y, before reform a nd ope ning up a nd reform a nd ope ning tw o peri ods after non-negative, untying the tangle of the society a l ong time on thi s iss ue. T hird, a new ge neration of part y leaders on various oc casions t o Mao Ze -D ong a nd Mao Ze -Dong's thoug ht of evaluati on has room for manoeuvre , Six foreign and Rus sia cl ose r, the flexi ble attitude on t he is sue of the Korean peni ns ula, Sino-Japa nese fis hing hardl ine Chi na on the isl and out of the "patient" and low profile sha dow began t o gradually pla n

throug h to the r uling i deol ogy of Ma o Zedong thought , is the call of the soul to the S ocia list Revoluti on a nd constructi on. Empty talks je opardi ze nati onal i nterests a nd try again, i s an affirmation of Deng Xiao -pi ng's reform idea s. These strong political s ignal s howing a new generation of poli tical leader s is still kee ping t o the Socialist r oad. Four is revisiting the "talking to Mao Ze -Dong's histori cal cycle of" high profile a nti-corruption and the importance of the Constituti on, re organizati on i s bad style of official dom, was t o civili ze pe opl e obey the la w, while improvi ng the col or change of the regime of vigilance. development. Signs show that t he new l eaders hip began t o make a left turn in politics. However, as of right now, not only ide ologi cal confusi on i n the community, the new lea ders hip's t hinki ng is mess y. Ne w leader s bot h stresse d the need t o implement t he Constituti on, stresse d the need t o turn off the power i n a cage. Al so stre sses that Mao Zedong t hought ca nnot be lost, 30 years after the reform and openi ng up 30 years ago can not deny each ot her. Bot h advocate dem ocracy a nd rele ase "seve n does not speak of" files of politi cal constraint s. Neit her de ny the history of the CPC Central Committee on several is sues ... Comrades : today brings t ogether member s, mainly in order to provi de a platform to Exchange a nd lear n from each other i n order t o facilitate our work. Just now, we focus on taxation, pla nni ng and stabilit y, safety, proje ct constr uction, typi cal topics such as private facts prese ntation and interacti on, and towns currently exist in the in-de pth a nalysis of the problems to be s olved, to ex plore new methods t o solve t he pr oblem. It can be sai d that summing up t he achievement, no grandstanding ; analy sis

Five is to reform into deeper waters and stress ed that t op-level de sign, t his is a revie w on the reform and openi ng up in t he past, i s als o looking for a way out.



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