Consider the first order reaction
A → products
where 25% of A disappears in 24 seconds. What is the half life of this reaction?
1. t1/2 = 48s
2. t1/2 = 12s
3. t1/2 = 58s
4. t1/2 = 36s
5. t1/2 = 25s
6. t1/2 = 40s
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