Post Utme Bsu 2022 Chemistry Question 28

Practice objective / multiple choice question 28 from the 2022 Post Utme Bsu Chemistry examination.

Post Utme Bsu 2022 Chemistry Objective / Multiple Choice
Question 28 POST_UTME_BSU • 2022 • CHEMISTRY • objective

The half-life of a radioactive subs\tance is 5.00 days. If 100.0 mg of the subs\tance initially exists, how much will remain after 20.0 days?

Answer Options

A. 50.0 mg
B. 25.0 mg
C. 12.5 mg
Correct Answer D. 6.25 mg
Correct Answer
D
Correct Option:
6.25 mg

About This Question

This is Post Utme Bsu 2022 Chemistry Question 28. It is one of the objective questions from the 2022 Post Utme Bsu Chemistry examination.

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