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The half-life for a certain first-order reaction is 13 minutes. If the initial concentration of reactant is 0.085M, how many minutes will it take for it to decrease to 0.055M? a) 8.2 min. b) 11 min. c) 3.6 min. d) 0.048 min. e) 15 min. f) 21 min. g) 38 min.

The half-life for a certain first-order reaction is 13 minutes. If the initial concentration of reactant is 0.085M, how many minutes will it take for it to decrease to 0.055M? a) 8.2 min. b) 11 min. c) 3.6 min. d) 0.048 min. e) 15 min. f) 21 min. g) 38 min.

Chemistry for Today: General, Organic, and Biochemistry
Chemistry for Today: General, Organic, and Biochemistry
9th Edition
ISBN:9781305960060
Author:Spencer L. Seager, Michael R. Slabaugh, Maren S. Hansen
Publisher:Spencer L. Seager, Michael R. Slabaugh, Maren S. Hansen
Chapter8: Reaction Rates And Equilibrium
Section: Chapter Questions
Problem 8.74E: If the reaction:A+BC+D is designated as first order, the rate depends on: a.the concentration of...
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The half-life for a certain first-order reaction is 13 minutes. If the initial concentration of reactant is 0.085M, how many minutes will it take for it to decrease to 0.055M? a) 8.2 min. b) 11 min. c) 3.6 min. d) 0.048 min. e) 15 min. f) 21 min. g) 38 min.
Transcribed Image Text:The half-life for a certain first-order reaction is 13 minutes. If the initial concentration of reactant is 0.085M, how many minutes will it take for it to decrease to 0.055M? a) 8.2 min. b) 11 min. c) 3.6 min. d) 0.048 min. e) 15 min. f) 21 min. g) 38 min.
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