Post Utme Covenant University 2017 Chemistry Question 18
Practice objective / multiple choice question 18 from the 2017 Post Utme Covenant University Chemistry examination.
The half-life of a radioactive subs\tance is 5 days. If 100 mg of the subs\tance is present initially, how much of the subs\tance will remain after 15 days?
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About This Question
This is Post Utme Covenant University 2017 Chemistry Question 18. It is one of the objective questions from the 2017 Post Utme Covenant University Chemistry examination.
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