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举一反三
【单选题】下列说法中错误的是 [ ]
A.
凡是放热反应而且熵增加的反应，就更易自发进行
B.
对于同一物质在不同状态时的熵值是：气态>液态>固态
C.
平衡常数K值越大，则可逆反应进行越完全，反应物的转化率也越大
D.
凡是能量达到活化能的分子发生的碰撞均为有效碰撞
【单选题】下列说法中错误的是（ ）
A.
凡是放热反应和熵增加的反应，就更易自发进行
B.
对于同一物质在不同状态时的熵值是：气态>液态>固态
C.
平衡常数K值越大，则可逆反应进行越完全，反应物的转化率也越大
D.
凡是能量达到活化能的分子发生的碰撞均为有效碰撞
【简答题】同义句转换 There is a mobile medical team made up of ten doctors in our town. There is a mobile medical team____ ____ ten doctors in our town.
【简答题】We learn from the text that________ [A] Canadians have easy access to any type of medical care they want. [B] the Canadian government compensates every citizen for medical expenses. [C] a medical care...
【单选题】以下说法中正确的是 [ ]
A.
△H＜0的反应均是自发反应
B.
△S为负值的反应均不能自发进行
C.
冰在室温下自动熔化成水，是熵增的重要结果
D.
高锰酸钾加热分解是一个熵减小的过程
【简答题】I recently heard a story about a famous research scientist who had made several very important medical breakthroughs．What set him so far apart from others? He 1 that, in his opinion, it all came from ...
【单选题】下列说法不正确的是
A.
属于放热和熵增加的反应，就更易自发进行
B.
溶液在稀释过程中，溶液中的阴、阳离子浓度都减小
C.
对某可逆反应而言，其平衡常数K值越大，反应物的转化率也越大
D.
向2.0 mL浓度均为0.1 mol/L的KCl、KI混合溶液中滴加1~2滴0.01 mol/L AgNO 3 溶液，振荡，沉淀呈黄色，说明AgCl的 K sp 比AgI的 K sp 大
【简答题】I recently heard a story about a famous research scientist who had made several very important medical breakthroughs. What set him so far apart from others? He小题1:that, in his opinion, it all came fro...
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