单项选择题
在水溶液中,有水参加的可逆反应,水的浓度不必写进平衡常数表达式中。A.对B.错
单项选择题在水溶液中,有水参加的可逆反应,水的浓度不必写进平衡常数表达式中。 A. 对 B. 错
I did not mean____anything,but those apples looked so g...
单项选择题I did not mean____anything,but those apples looked so good I couldn’t resist___one.
I suggest_______for an outgoing this Sunday.A.usgoingB....
单项选择题I suggest_______for an outgoing this Sunday.