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54.5 mg of Na_(3)po_(4) containsp^(32) (15.6% of sample) and P^(31) atoms. Assumingonly P^(32) (15.6% of sample) and P^(31) atoms. Assuming onlyP^(32) atoms radioactive caculate the rate of decay for the given sample of Na_(3)PO_(4) (Half-life period for p^(32) = 14.3 days mol. we of Na_(2) PO_(4) = 161.2) |
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