4. Which sample will decay least over a period of 30 days? [Refer to Reference T

Biology
Tutor: None Selected Time limit: 1 Day

4. Which sample will decay least over a period of 30 days? [Refer to Reference Table N]

1. 10 g of Au-198

2. 10 g of I-131

3. 10 g of P-32

4. 10 g of Rn-222

Jan 16th, 2015

3. 10 g of P-32

Expaination -The substance with the longest half-life, P-32 in this problem, will decay the least in 30 days.

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Jan 16th, 2015

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