Post Utme Covenant University 2024 Chemistry Question 12

Practice objective / multiple choice question 12 from the 2024 Post Utme Covenant University Chemistry examination.

Post Utme Covenant University 2024 Chemistry Objective / Multiple Choice
Question 12 POST_UTME_COVENANT_UNIVERSITY • 2024 • CHEMISTRY • objective

The rate cons\tant (k) for a first-order reaction is given by the equation: k = 2.303 \frac{\text{\log}\( a_0/a_t \)}{t}. If the initial concentration of a reac\tant is 0.1 M and the concentration after 10 minutes is 0.01 M, calculate the rate cons\tant (k) for the reaction.

Answer Options

Correct Answer A. 0.01 min^-1
B. 0.02 min^-1
C. 0.03 min^-1
D. 0.04 min^-1
Correct Answer
A
Correct Option:
0.01 min^-1

About This Question

This is Post Utme Covenant University 2024 Chemistry Question 12. It is one of the objective questions from the 2024 Post Utme Covenant University Chemistry examination.

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