题目内容
已知下列反应的平衡常数：H 2(g) +S(s) 
2H 2S(g)，K 1 ； S(s)+ O 2(g) 
SO 2(g)，K 2；则反应H 2(g) + SO 2(g) 
O 2(g) +H 2S(g)的平衡常数是 ( )
2021-09-17
A.K1+K2
B.K1－K2
C.K1×K2
D.K1/K2
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