Post Utme Lautech 2021 Chemistry Question 34

Practice objective / multiple choice question 34 from the 2021 Post Utme Lautech Chemistry examination.

Post Utme Lautech 2021 Chemistry Objective / Multiple Choice
Question 34 POST_UTME_LAUTECH • 2021 • CHEMISTRY • objective

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

Answer Options

Correct Answer A. 12.5 mg
B. 25 mg
C. 50 mg
D. 100 mg
Correct Answer
A
Correct Option:
12.5 mg

About This Question

This is Post Utme Lautech 2021 Chemistry Question 34. It is one of the objective questions from the 2021 Post Utme Lautech Chemistry examination.

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