本课配套习题挑战模式1/5
单选题
难度系数:
1.对于化学反应3W(g)+2X(g)=4Y(g)+3Z(g),下列反应速率关系中,正确的是
A: v(W)=3v(Z) |
B: 2v(X)=3v(Z) |
C: 2v(X)=v(Y) |
D: 3v(W)=2v(X) |
一次做对,真牛!
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- 提示1:IOeUseWMluWtpuiuoemHj+aVsOWPr+efpe+8jDxpPnY8L2k+77yIV++8ie+8mjxpPnY8L2k+77yIWO+8ie+8mjxpPnY8L2k+77yIWe+8ie+8mjxpPnY8L2k+77yIWu+8iT0z77yaMu+8mjTvvJoz77yb
- 答案:Qw==
55Sx5YyW5a2m6K6h6YeP5pWw5Y+v55+l77yMPGk+djwvaT7vvIhX77yJ77yaPGk+djwvaT7vvIhY77yJ77yaPGk+djwvaT7vvIhZ77yJ77yaPGk+djwvaT7vvIha77yJPTPvvJoy77yaNO+8mjPvvJs8YnI+QeOAgTxpPnY8L2k+77yIV++8iT08aT52PC9pPu+8iFrvvInvvJtB6ZSZ6K+v77ybPGJyPkLjgIEzPGk+djwvaT7vvIhY77yJPTI8aT52PC9pPu+8iFrvvInvvIxC6ZSZ6K+v77ybPGJyPkPjgIEyPGk+djwvaT7vvIhY77yJPTxpPnY8L2k+77yIWe+8ie+8jEPmraPnoa7vvJs8YnI+ROOAgTI8aT52PC9pPu+8iFfvvIk9MzxpPnY8L2k+77yIWO+8ie+8jETmraPnoa7vvJs8YnI+5pWF6YCJQy4g
本课配套习题挑战模式2/5
单选题
难度系数:
2.某体积可变的密闭容器,盛有适量的A和B的混合气体,在一定条件下发生反应:A+3B2C若维持温度和压强不变,当达到平衡时,容器的体积为V升,其中C气体的体积占10%,下列推断正确的是
①原混和气体的体积为1.2V升;
②原混和气体的体积为1.1V升;
③反应达平衡时气体A消耗掉0.05V升;
④反应达平衡时气体B消耗掉0.05V升.
①原混和气体的体积为1.2V升;
②原混和气体的体积为1.1V升;
③反应达平衡时气体A消耗掉0.05V升;
④反应达平衡时气体B消耗掉0.05V升.
A: ②③ |
B: ②④ |
C: ①③ |
D: ①④ |
一次做对,真牛!
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- 提示1:IOacrOmimOeUqOS9k+enr+adpeihqOekuuawlOS9k+eahOmHj+OAgg==
- 提示2:6YeH55So5LiJ5q615byP5rOV77yM6K6+5Y+Y5YyW6YeP5Li6PGk+eDwvaT7vvIzmoLnmja7mgLvkvZPnp6/lj6/ku6XmsYLlh7rlhbPns7vlvI8=
- 答案:QQ==
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
本课配套习题挑战模式3/5
单选题
难度系数:
3.合成氨反应为:3H2+N22NH3,其反应速率可以分别用νH2、νN2、νNH3(摩/升•秒)表示,则正确的关系式是
A: |
B: |
C: |
D: |
一次做对,真牛!
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- 提示1:IOagueaNruWMluWtpuWPjeW6lOmAn+eOh+S4juiuoemHj+aVsOeahOWFs+ezu+WPr+S7peaxguWHuu+8ms69SDxzdWI+Mjwvc3ViPu+8ms69TjxzdWI+Mjwvc3ViPu+8ms69Tkg8c3ViPjMgPC9zdWI+PSAz77yaMe+8mjI=
- 答案:RA==
5qC55o2u5YyW5a2m5Y+N5bqU6YCf546H5LiO6K6h6YeP5pWw55qE5YWz57O75Y+v5Lul5rGC5Ye677yaPGJyPs69SDxzdWI+Mjwvc3ViPu+8ms69TjxzdWI+Mjwvc3ViPu+8ms69Tkg8c3ViPjMgPC9zdWI+PSAz77yaMe+8mjLvvIzlm6DmraRE6aG55q2j56Gu44CC
本课配套习题挑战模式4/5
单选题
难度系数:
4.在Nd2O3等稀土催化剂的作用下可发生反应:
,若该反应的反应速率分别用v(CO)、v(NO2)、v(N2)、v(CO2)表示,则下列关系中正确的是
,若该反应的反应速率分别用v(CO)、v(NO2)、v(N2)、v(CO2)表示,则下列关系中正确的是
A: |
B: |
C: |
D: |
一次做对,真牛!
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- 提示1:IDxpbWcgd2lkdGg9MjkwIGhlaWdodD0yNSBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzhELzI0L3JCQUNFMVQ1WGlPQU9WVnFBQUFFeER6T2dBNDY5MC5wbmciPg==
- 答案:QQ==
PGltZyB3aWR0aD0yOTAgaGVpZ2h0PTI1IHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvOEQvMjQvckJBQ0UxVDVYaU9BT1ZWcUFBQUV4RHpPZ0E0NjkwLnBuZyI+PGJyPkHpobnmraPnoa4=
本课配套习题挑战模式5/5
单选题
难度系数:
5.使反应在2L的密闭容器中进行,半分钟后N2的物质的量增加了0.6mol. 此反应的平均速率v(X)为
A: v(NH3)=0.02mol•L-1•s-1 |
B: v(O2)=0.01mol•L-1•s-1 |
C: v(N2)=0.02mol•L-1•s-1 |
D: v(H2O)=0.02mol•L-1•s-1 |
一次做对,真牛!
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- 提示1:IDxpbWcgd2lkdGg9MjI2IGhlaWdodD00NSBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzU4LzFGL3JCQUNKbFQ1WGlxaU5GbTFBQUFGVi1BU2wtazkzMS5wbmciPg==
- 提示2:IDxpbWcgd2lkdGg9Mjg2IGhlaWdodD0yNSBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzU4LzVBL3JCQUNKMVQ1WGlyRHlVLW5BQUFGRTJOZzRJODkzOS5wbmciPg==
- 提示3:IDxpbWcgd2lkdGg9MTUyIGhlaWdodD03OCBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwL0Q1L0VEL3JCQUNGRlQ1WGlxVEExLTZBQUFHekRNMlRBSTg1OC5wbmciPg==
- 答案:QQ==
PGltZyB3aWR0aD0yMjYgaGVpZ2h0PTQ1IHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvNTgvMUYvckJBQ0psVDVYaXFpTkZtMUFBQUZWLUFTbC1rOTMxLnBuZyI+PGJyPjxpbWcgd2lkdGg9Mjg2IGhlaWdodD0yNSBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzU4LzVBL3JCQUNKMVQ1WGlyRHlVLW5BQUFGRTJOZzRJODkzOS5wbmciPjxicj48aW1nIHdpZHRoPTE1MiBoZWlnaHQ9Nzggc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC9ENS9FRC9yQkFDRkZUNVhpcVRBMS02QUFBR3pETTJUQUk4NTgucG5nIj48YnI+Qemhueato+ehrg==