Question
Science task 100: A Queensland senior class applies the information to a reef, climate or regional-services investigation. A tracer starts at 0.16 mol and undergoes 4 half-lives of 3 minutes each. How much remains?
Select an option. Your answer will be checked instantly.
Correct Answer: A. 0.01
Explanation:
After 4 half-lives, amount=0.16/2^4=0.01.
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