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Palladium-103 (Pd-103) has a half-life of 17 days. Its molar mass is 0.10291 kg/mol. 1) What is...

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Physics

Palladium-103 (Pd-103) has a half-life of 17 days. Its molarmass is 0.10291 kg/mol.

1) What is the decay constant of Pd-103?

2) What is the initial activity of a 750-gram sample ofPd-103?

3) What is the activity of the sample after 51 days?

4) After how many days will the activity decrease to 1/20th ofthe initial activity?

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