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If half life of radioactive bromine (Br-82) is 36 hr, find percentage remaining after one day. [nearest integer]

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If half life of radioactive bromine (Br-82) is 36 hr, find percentage remaining after one day. [nearest integer]

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1 Answer

+1 vote
by (47.8k points)

Correct answer is 63

If half life of radioactive bromine Br 82 is 36 hr

% age remaining = \(100 \frac {N}{N_0} = \frac {100}{2 ^{2/3}}\) = 62.99

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