Post Utme Pan Atlantic University 2019 Chemistry Question 27

Practice objective / multiple choice question 27 from the 2019 Post Utme Pan Atlantic University Chemistry examination.

Post Utme Pan Atlantic University 2019 Chemistry Objective / Multiple Choice
Question 27 POST_UTME_PAN-ATLANTIC_UNIVERSITY • 2019 • CHEMISTRY • objective

The rate cons\tant (k) for a first-order reaction is given by the equation: k = 2.303/t \log[A]0/[A]t. If the initial concentration of a reac\tant is 0.1 M and the concentration after 10 minutes is 0.05 M, calculate the rate cons\tant (k) for the reaction.

Answer Options

Correct Answer A. 0.693 min^-1
B. 1.386 min^-1
C. 2.303 min^-1
D. 3.302 min^-1
Correct Answer
A
Correct Option:
0.693 min^-1

About This Question

This is Post Utme Pan Atlantic University 2019 Chemistry Question 27. It is one of the objective questions from the 2019 Post Utme Pan Atlantic University Chemistry examination.

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