Post Utme Babcock University 2023 Chemistry Question 31

Practice objective / multiple choice question 31 from the 2023 Post Utme Babcock University Chemistry examination.

Post Utme Babcock University 2023 Chemistry Objective / Multiple Choice
Question 31 POST_UTME_BABCOCK_UNIVERSITY • 2023 • CHEMISTRY • objective

The half-life of a radioactive isotope is 5.00 days. If 100.0 mg of the isotope is present initially, what is the mass remaining after 20.0 days?

Answer Options

A. 25.0 mg
B. 50.0 mg
Correct Answer C. 75.0 mg
D. 100 mg
Correct Answer
C
Correct Option:
75.0 mg

About This Question

This is Post Utme Babcock University 2023 Chemistry Question 31. It is one of the objective questions from the 2023 Post Utme Babcock University Chemistry examination.

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