問題詳情
21.A concentration-time study of the gas phase reaction 2 A3 - 3 A2 produced the datain the table below.
What is the concentration of A2 after 30 seconds?
(A) 5.00 x 10*M
(B) 5.25 x 10*M
(C) 5.50 x 10*M
(D) 6.00 x 10*M
參考答案
答案：B
難度：計算中-1
書單：沒有書單，新增