不查表估计下列反应在298K时熵改变最大的是（ ）
A: CO[img=7x22]1803dd43123c9d2.png[/img] (g) → C (s) + O[img=7x22]1803dd43123c9d2.png[/img](g)
B: 2SO[img=7x22]1803dd432476515.png[/img](g) → 2SO[img=7x22]1803dd43123c9d2.png[/img](g) +O[img=7x22]1803dd43123c9d2.png[/img] (g)
C: CaSO[img=7x22]1803dd433dcc3ca.png[/img]·2H[img=7x22]1803dd43123c9d2.png[/img]O(s) → CaSO[img=7x22]1803dd433dcc3ca.png[/img](s) +2H[img=7x22]1803dd43123c9d2.png[/img]O(l)
D: 2NH[img=7x22]1803dd432476515.png[/img](g) → 3 H[img=7x22]1803dd43123c9d2.png[/img](g) +N[img=7x22]1803dd43123c9d2.png[/img](g)
A: CO[img=7x22]1803dd43123c9d2.png[/img] (g) → C (s) + O[img=7x22]1803dd43123c9d2.png[/img](g)
B: 2SO[img=7x22]1803dd432476515.png[/img](g) → 2SO[img=7x22]1803dd43123c9d2.png[/img](g) +O[img=7x22]1803dd43123c9d2.png[/img] (g)
C: CaSO[img=7x22]1803dd433dcc3ca.png[/img]·2H[img=7x22]1803dd43123c9d2.png[/img]O(s) → CaSO[img=7x22]1803dd433dcc3ca.png[/img](s) +2H[img=7x22]1803dd43123c9d2.png[/img]O(l)
D: 2NH[img=7x22]1803dd432476515.png[/img](g) → 3 H[img=7x22]1803dd43123c9d2.png[/img](g) +N[img=7x22]1803dd43123c9d2.png[/img](g)
举一反三
- 不查表估计下列反应在298K时熵改变最大的是（ ） 未知类型：{'options': ['CO[img=7x22]17de880f1353240.png[/img] (g) → C (s) + O[img=7x22]17de880f1353240.png[/img](g)', '2SO[img=7x22]17de880f20b1a2e.png[/img](g) → 2SO[img=7x22]17de880f1353240.png[/img](g) +O[img=7x22]17de880f1353240.png[/img] (g)', 'CaSO[img=7x22]17de880f2c3610a.png[/img]·2H[img=7x22]17de880f1353240.png[/img]O(s) → CaSO[img=7x22]17de880f2c3610a.png[/img](s) +2H[img=7x22]17de880f1353240.png[/img]O(l)', '2NH[img=7x22]17de880f20b1a2e.png[/img](g) → 3 H[img=7x22]17de880f1353240.png[/img](g) +N[img=7x22]17de880f1353240.png[/img](g)'], 'type': 102}
- 下列反应中[img=45x26]1803dd609acfce2.png[/img]>0的是 （ ） A: 2H[img=7x22]1803dd60a43da71.png[/img](g)+O[img=7x22]1803dd60a43da71.png[/img](g)=2H[img=7x22]1803dd60a43da71.png[/img]O(g) B: N[img=7x22]1803dd60a43da71.png[/img](g)+3H[img=7x22]1803dd60a43da71.png[/img](g)=2NH[img=7x22]1803dd60cec07da.png[/img](g) C: NH[img=7x22]1803dd60d7395bb.png[/img]Cl(s)= NH[img=7x22]1803dd60e03f2ee.png[/img](g)+HCl(g) D: C(s)+O[img=7x22]1803dd60a43da71.png[/img](g)=CO[img=7x22]1803dd60a43da71.png[/img](g)
- 在一定温度下列过程中熵变最大的是( )。 A: H[img=7x22]1803dd41e47816d.png[/img]O(s) → H[img=7x22]1803dd41edb5a5f.png[/img]O(l) B: H[img=7x22]1803dd41e47816d.png[/img]O(s) → H[img=7x22]1803dd41edb5a5f.png[/img]O(g) C: H[img=7x22]1803dd41e47816d.png[/img]O(l) → H[img=7x22]1803dd41edb5a5f.png[/img]O(g) D: H[img=7x22]1803dd41e47816d.png[/img]O(l) → H[img=7x22]1803dd41edb5a5f.png[/img]O(s)
- 已知 N[img=7x22]1803dd448ecc0ba.png[/img] (g)+3H[img=7x22]1803dd44977c003.png[/img] (g) ⇌2NH[img=7x22]1803dd44a006aca.png[/img] (g) K[img=7x22]1803dd44a8cdd67.png[/img] 1/2N[img=7x22]1803dd44b0ce733.png[/img] (g)+3/2H[img=7x22]1803dd44b943cfc.png[/img] (g) ⇌NH[img=7x22]1803dd44c23e368.png[/img] (g) K[img=7x22]1803dd44caa8217.png[/img] 1/3N[img=7x22]1803dd44d36d7be.png[/img] (g)+H[img=7x22]1803dd44dcbef24.png[/img] (g) ⇌2/3NH[img=7x22]1803dd44e523d52.png[/img] (g) K[img=7x22]1803dd44ee4328e.png[/img]则平衡常数K[img=7x22]1803dd44f738bfb.png[/img]，K[img=7x22]1803dd45004e326.png[/img] ，K[img=7x22]1803dd45092c99c.png[/img]的关系是( )。 A: K[img=7x22]1803dd45115c7b7.png[/img]= K[img=7x22]1803dd451a1f8e1.png[/img]= K[img=7x22]1803dd452429710.png[/img] B: K[img=7x22]1803dd45115c7b7.png[/img]=[img=9x43]1803dd4535e9544.png[/img] K[img=7x22]1803dd451a1f8e1.png[/img]=[img=9x43]1803dd4546e65c4.png[/img] K[img=7x22]1803dd452429710.png[/img] C: [img=162x65]1803dd455ca26ec.png[/img] D: [img=137x42]1803dd456550f19.png[/img]
- 某温度下，反应SO[img=7x22]1803dd4579ea6e3.png[/img](g) + 1/2 O[img=7x22]1803dd4579ea6e3.png[/img] (g) ⇌ SO[img=7x22]1803dd458bc634c.png[/img] (g)的平衡常数 [img=27x21]1803dd45952db96.png[/img]=50；在同一温度下，反应2SO[img=7x22]1803dd4579ea6e3.png[/img](g) ⇌O[img=7x22]1803dd4579ea6e3.png[/img] (g) +2SO[img=7x22]1803dd4579ea6e3.png[/img](g)的[img=27x21]1803dd45952db96.png[/img]值应为（ ） A: 2500 B: 100 C: 4[img=14x19]1803dd45c0111e0.png[/img]10[img=17x22]1803dd45c90b485.png[/img] D: 2[img=14x19]1803dd45c0111e0.png[/img]10[img=17x22]1803dd45db0d16c.png[/img]