写出下列反应的平衡常数的表达式。-|||-① (Cl)_(5)(g)leftharpoons P(Cl)_(3)(g)+(Cl)_(2)(g)-|||-② (g)leftharpoons (H)_(2)(g)+(I)_(2)(g)-|||-③ (O)_(3)(s)leftharpoons CuO(s)+C(O)_(2)(g)-|||-④ _(3)(O)_(4)(s)+4(H)_(2)(g)leftharpoons 3Fe(s)+4(H)_(2)O(g)-|||-⑤ (O)_(2)(g)+(H)_(2)(g)=!=!= CO(g)+(H)_(2)O(g)-|||-⑥ _(2)(g)+3(H)_(2)(g)leftharpoons 2N(H)_(3)(g)-|||-⑦ dfrac (1)(2)(N)_(2)(g)+dfrac (3)(2)(H)_(2)(g)leftharpoons N(H)_(3)(g)-|||-⑧ (H)_(3)(g)leftharpoons (N)_(2)(g)+3(H)_(2)(g)-|||-⑨ (s)+(H)_(2)O(g)leftharpoons CO(g)+(H)_(2)(g)-|||-⑩ ({Cr)_(2)(O)_(7)}^2-+(H)_(2)Oleftharpoons 2(CrO)^2-+2(H)^+-|||-试从⑥⑦⑧分析平衡常数的表达式与化学方程式的关系:化学方程式的化学计-|||-量数变为原来的n倍,则平衡常数为原来的n次方。化学方程式互逆,平衡常数互为倒数

2.760K时热分解反应: (Cl)_(5)(g)leftharpoons P(Cl)_(3)(g)+(Cl)_(2)(g), 其平衡常数 ^theta =33

已知下列反应在298K时的标准平衡常数①(g)=!=!= (Cl)_(2)(g)+(Br)_(2)(g),(g)=!=!= (Cl)_(2)(g)+(Br)_(

在一定温度和压强下,反应 (Cl)_(5)(g)leftharpoons P(Cl)_(3)(g)+(Cl)_(2)(g) 已达到平衡后,以下措施可减小-|||

15.已知反应:-|||-.dfrac (1)(2)(H)_(2)(g)+dfrac (1)(2)(Cl)_(2)(g)leftharpoons HCl(g)-

15.已知反应:-|||-dfrac (1)(2)(H)_(2)(g)+dfrac (1)(2)(Cl)_(2)(g)leftharpoons HCl(g)-|

2.303是哪来的15.已知反应:-|||-dfrac (1)(2)(H)_(2)(g)+dfrac (1)(2)(Cl)_(2)(g)leftharpoons

已知某温度下,下列可逆反应的标准平衡常数:-|||-(H)_(2)(g)+(O)_(2)(g)leftharpoons 2(H)_(2)O(g) K-|||-

(2) (s)+(Cl)_(2)(g)leftharpoons Mg(Cl)_(2)(s)+dfrac (1)(2)(O)_(2)(g) 达平衡后,增加总压(气

写出下列反应的标准平衡常数表达式:(1)2N2O5(g) = 4NO2(g) + O2(g)(2)SiCl4(l) + 2H2O(g) = SiO2(s) +

4-13 273K时,反应-|||-(Cl)_(2)cdot 6(H)_(2)O(s)leftharpoons (S)_(r)(Cl)_(2)cdot 2(H)