下列反应都在298.15K下进行，反应的与生成物的相等的是(    )
   A．
   B．H₂(g)+Cl₂(g)→2HCl(g)
   C．H2(g)+O₂(g)→H₂O(g)
   D．C(金刚石)+O₂(g)→CO₂(g)

A.同时平衡时，某一物质的浓度(或分压)发生变化，则其他物质的浓度(或分压)也都发生变化

B.在计算中可忽略平衡常数特别小的反应

C.其中某一平衡常数值改变，则其他平衡常数值都将随之改变

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B.C(s)+O₂(g)→CO₂(g)

C.2SO₂(g)+O₂(g)→2SO₃(g)

D.CaSO₄(s)+2H₂O(l)→CaSO₄·2H₂O(s)

E.3H₂(g)+N₂(g)→2NH₃