Post Utme Joseph Ayo Babalola University 2024 Chemistry Question 38

Practice objective / multiple choice question 38 from the 2024 Post Utme Joseph Ayo Babalola University Chemistry examination.

Post Utme Joseph Ayo Babalola University 2024 Chemistry Objective / Multiple Choice
Question 38 POST_UTME_JOSEPH_AYO_BABALOLA_UNIVERSITY • 2024 • 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. 25.0 mg
Correct Answer B. 50.0 mg
C. 75.0 mg
D. 100.0 mg
Correct Answer
B
Correct Option:
50.0 mg

About This Question

This is Post Utme Joseph Ayo Babalola University 2024 Chemistry Question 38. It is one of the objective questions from the 2024 Post Utme Joseph Ayo Babalola University Chemistry examination.

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