Post Utme Unn 2020 Chemistry Question 7
Practice objective / multiple choice question 7 from the 2020 Post Utme Unn Chemistry examination.
The half-life of a radioactive subs\tance is 5 years. If the initial amount of the subs\tance is 100 g, how much of the subs\tance will remain after 10 years?
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About This Question
This is Post Utme Unn 2020 Chemistry Question 7. It is one of the objective questions from the 2020 Post Utme Unn Chemistry examination.
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