Post Utme Uniosun 2023 Physics Question 28
Practice objective / multiple choice question 28 from the 2023 Post Utme Uniosun Physics examination.
A radioactive subs\tance has a half-life of 10 years. If 100 g of the subs\tance is present initially, what is the mass of the subs\tance remaining after 20 years?
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About This Question
This is Post Utme Uniosun 2023 Physics Question 28. It is one of the objective questions from the 2023 Post Utme Uniosun Physics examination.
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