Asked by Dom
For the reaction, A = B + C, the rate law is kA]. If it takes 80.0 seconds for 70.0% of a 10.0 gram sample of A to be transformed into products, what is the value of the rate constant?
a. 0.00450 s-1 b. 0.0290 s 1 c. 0.00530 s-1 d. 0.0150 s-1 e. 5.40 s-1
a. 0.00450 s-1 b. 0.0290 s 1 c. 0.00530 s-1 d. 0.0150 s-1 e. 5.40 s-1
Answers
Answered by
DrBob222
rate = k(A) is first order.
Use ln(No/N) = kt. Substitute and solve for k.
Use ln(No/N) = kt. Substitute and solve for k.
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