Post Utme Greenfield University 2017 Chemistry Question 19
Practice objective / multiple choice question 19 from the 2017 Post Utme Greenfield University Chemistry examination.
The half-life of a radioactive subs\tance is 5 years. If 100 g of the subs\tance is initially present, how much will remain after 20 years?
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About This Question
This is Post Utme Greenfield University 2017 Chemistry Question 19. It is one of the objective questions from the 2017 Post Utme Greenfield University Chemistry examination.
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