题干
I have a lot of interesting topics to discuss with you. Will you come to me after school ______?
A：when you are very convenient
B：when it is convenient to you
C：in the convenience of you
D：when it is convenient by you
答案(点此获取答案解析）
B
Ag2O(s)＋SO3(g),2SO3(g)
2SO2(g)＋O2(g)。10min后反应达到平衡，此时c(SO3)为0.4mol·L－1、c(SO2)为0.1mol·L－1，则下列叙述中不正确的是( )