18.有一化学反应-|||-_(2)(g,(p)^theta )+(I)_(2)(s)leftharpoons 2HI(aq,a=1),-|||-(1)将反应设计成相应的电池,写出电池的书面表达式。-|||-(2)计算上述反应在298K时的E、E°、 (Delta )_(1)(G)_(m) 和K°。-|||-(3)若反应写成 dfrac (1)(2)(H)_(2)(g,(p)^theta )+dfrac (1)(2)(I)_(2)(s)leftharpoons HI(aq,a=1) ,则E、E^6、 Delta ,(G)_(m) 和 ^theta 各为多少?-|||-已知298K时, ^-(aq) 的标准摩尔生成Gibbs自由能 (Delta )_(t)({G)_(m)}^theta ((r)^-)=-51.67kJcdot (mol)^-1