Post Utme Esut 2017 Chemistry Question 13

Practice objective / multiple choice question 13 from the 2017 Post Utme Esut Chemistry examination.

Post Utme Esut 2017 Chemistry Objective / Multiple Choice
Question 13 POST_UTME_ESUT • 2017 • CHEMISTRY • objective

The half-life of a radioactive subs\tance is 5.0 years. If 100 g of the subs\tance initially exists, how much will remain after 10 years?

Answer Options

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

About This Question

This is Post Utme Esut 2017 Chemistry Question 13. It is one of the objective questions from the 2017 Post Utme Esut Chemistry examination.

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