Post Utme Coal City University 2025 Chemistry Question 18
Practice objective / multiple choice question 18 from the 2025 Post Utme Coal City University Chemistry examination.
The half-life of a radioactive subs\tance is 10 years. If the initial activity is 100 Bq, what is the activity after 20 years?
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About This Question
This is Post Utme Coal City University 2025 Chemistry Question 18. It is one of the objective questions from the 2025 Post Utme Coal City University Chemistry examination.
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