2.1000K时,反应 (s)+2(H)_(2)(g)=C(H)_(4)(g) 的 (Delta )_(r)(G)_(m)^theta =19290Jcdot (mol)^-1 现有与-|||-碳反应的气体,其中含有CH4(g)10%,H2(g)80%,N 2(g)10%(体积%)。试问:-|||-(1) =1000K, =100kpa 时,甲烷能否 形 成?-|||-(2)在(1)的条件下,压力需增加到若干,上述合成甲烷的反应才可能进行?

298.15K时,反应 (H)_(2)(O)_(2)(1)leftharpoons 2(H)_(2)O(1)+(O)_(2)(g) 的 (Delta )_(r)

Delta (H)_(1)=akJcdot (mol)^-1-|||-反应Ⅱ: (g)+(H)_(2)O(g)leftharpoons C(O)_(2)(g)+

已知298 K时反应：3 ( Fe(s)) + 4 ( H)_2(O(g)) = (Fe)_3(O)_4((s)) + 4 ( H)_2((g))Delta_(

2、反应NH4HS(s )已 )+(H)_(2)S(g) 的 Delta (H)_(m)(298K)=93.72kJcdot mo(l)^-1, 设 Delta

判断反应 _(2)(H)_(5)OH(g)=(C)_(2)(H)_(4)(g)+(H)_(2)O(g)-|||-已知 Delta (H)_(m)O(kJ/mol

(9)已知反应 _(2)(g)+3(H)_(2)(g)=2N(H)_(3)(g) 的 Delta (H)_(m)^theta (298.15k)=-92.22

反应 (O)_(2)(g)+NO(g)=!=!= (N)_(2)(O)_(3)(g) 的 (Delta )_(r)(H)_(m)^0=-40.5kJcdot (

_(2)(H)_(6)(g)=!=!= (C)_(2)(H)_(4)(g)+(H)_(2)(g) Delta (H)_(1)=+137kJcdot (mol)

已知(C(s,石墨)+O)_2((g)=CO)_2((g)) K_1^theta，Delta_r G_({m,1)}^theta(CO(g)+1/2O)_2((

某燃料电池的反应为 ({{H)}_2}((g))+dfrac12({{O)}_2}((g))=({{H)}_2}(O(g))，在 400 K 时的 ({Delt