15.在630K时,反应 (s)leftharpoons 2Hg(g)+(O)_(2)(g) 的 Delta (C)_(n)^theta =44.3kJcdot mo(l)^-1-|||-试计算:①反应的标准平衡常数Kp;②在630K时HgO(s)的解离压力;③若将-|||-HgO(s)投入630K、O2(g)的压力为100 kPa的定体积容器中,在630K时达到平-|||-衡,求与HgO(s)呈平衡的气相中H g(g)的分压力。

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