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]
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]
举一反三
- 某温度下,反应SO[img=7x22]17de880a1a61123.png[/img](g) + 1/2 O[img=7x22]17de880a1a61123.png[/img] (g) ⇌ SO[img=7x22]17de8813b79b12f.png[/img] (g)的平衡常数 [img=27x21]17de880afb66542.png[/img]=50;在同一温度下,反应2SO[img=7x22]17de880a1a61123.png[/img](g) ⇌O[img=7x22]17de880a1a61123.png[/img] (g) +2SO[img=7x22]17de880a1a61123.png[/img](g)的[img=27x21]17de880afb66542.png[/img]值应为( ) 未知类型:{'options': ['2500', '100', '4[img=14x19]17de8815af4f282.png[/img]10[img=17x22]17de8815bb269a0.png[/img]', '2[img=14x19]17de8815af4f282.png[/img]10[img=17x22]17de8815c6c8a8e.png[/img]'], 'type': 102}
- 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)
- 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}
- 假定Sb[img=7x22]1803dd49c179016.png[/img]S[img=7x22]1803dd49c99e260.png[/img](s)的溶解度为x mol·L[img=17x22]1803dd49d248c3b.png[/img],则[img=28x28]1803dd49dafed3c.png[/img]应为( )。 A: [img=28x28]1803dd49e3a9672.png[/img]=x[img=7x22]1803dd49ec515a7.png[/img]·x[img=7x22]1803dd49f5a7624.png[/img]= x[img=7x22]1803dd49fdc3ba4.png[/img] B: [img=28x28]1803dd4a062ad6a.png[/img]=2x·3x=6x[img=7x22]1803dd4a0f09d1e.png[/img] C: [img=28x28]1803dd4a062ad6a.png[/img]=x[img=7x22]1803dd4a0f09d1e.png[/img] D: [img=28x28]1803dd4a062ad6a.png[/img]=(2x)[img=7x22]1803dd4a323468e.png[/img]·(3x)[img=7x22]1803dd4a3a6fefa.png[/img]=108x[img=7x22]1803dd4a4341475.png[/img]
- 反应H[img=7x22]17de880a1a61123.png[/img](g)+ SO[img=7x22]17de880a1a61123.png[/img](g)⇌ O[img=7x22]17de880a1a61123.png[/img](g)+ H[img=7x22]17de880a1a61123.png[/img]S (g)的 [img=67x25]17de880a25eabef.png[/img],[img=84x23]17de880a32d2db1.png[/img]。