Post Utme Ksu 2022 Chemistry Question 15

Practice objective / multiple choice question 15 from the 2022 Post Utme Ksu Chemistry examination.

Post Utme Ksu 2022 Chemistry Objective / Multiple Choice
Question 15 POST_UTME_KSU • 2022 • CHEMISTRY • objective

The half-life of a first-order reaction is 10 minutes. If the initial concentration of the reac\tant is 0.1 M, what is the concentration of the reac\tant after 20 minutes?

Answer Options

Correct Answer A. 0.01 M
B. 0.05 M
C. 0.1 M
D. 0.5 M
Correct Answer
A
Correct Option:
0.01 M

About This Question

This is Post Utme Ksu 2022 Chemistry Question 15. It is one of the objective questions from the 2022 Post Utme Ksu Chemistry examination.

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