Waec 2022 Physics Question 38
Practice objective / multiple choice question 38 from the 2022 Waec Physics examination.
A radioactive material has a half-life of 1.0 hour. If 200.0 g of it was present at 6 a.m. on a certain day, how many grams will have decayed by 9 a.m. on the same day?
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About This Question
This is Waec 2022 Physics Question 38. It is one of the objective questions from the 2022 Waec Physics examination.
Difficulty level: 2 .
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