20. Consider the reaction 3A+B+CD + E, where the rate law is defined as
-d[A]dt =(1.66x102 L³/mol³ s)[A]²[B][C]
An experiment is carried out where [B]0 =2.0 M, [C]0 = 1.0 M and [A]0 = 2.5 x10-4 М. What's the concentration (in 10-5 M) of A after 5.0 minutes?
(A) 7.2
(B) 8.7
(C) 6.5
(D) 4.2
(E) 1.3
詳解 (共 1 筆)
未解鎖
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