Post Utme Futo 2017 Chemistry Question 18

Practice objective / multiple choice question 18 from the 2017 Post Utme Futo Chemistry examination.

Post Utme Futo 2017 Chemistry Objective / Multiple Choice
Question 18 POST_UTME_FUTO • 2017 • CHEMISTRY • objective

The half-life of a radioactive subs\tance is 5 days. If 100 g of the subs\tance is initially present, how much of it will remain after 15 days?

Answer Options

Correct Answer A. 25 g
B. 50 g
C. 75 g
D. 100 g
Correct Answer
A
Correct Option:
25 g

About This Question

This is Post Utme Futo 2017 Chemistry Question 18. It is one of the objective questions from the 2017 Post Utme Futo Chemistry examination.

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