A solution contains 1 milli-curie fo `L-` phenyol alanine `C^(14)` (unifromly labellled) in `2.0mL` solution. The activity of labelled sample is given as 150 milli-curie/milli-mole. Calculatate: (a) The concentration of sample in the solution in mol/litre. (b) The actitivity of the solution in terms of counting per minute/mL at a counting efficiency of `80%`.

A solution contains 1 milli-curie fo `L-` phenyol alanine `C^(14)` (un

1.	A solution contains 1 milli-curie fo `L-` phenyol alanine `C^(14)` (unifromly labellled) in `2.0mL` solution. The activity of labelled sample is given as 150 milli-curie/milli-mole. Calculatate: (a) The concentration of sample in the solution in mol/litre. (b) The actitivity of the solution in terms of counting per minute/mL at a counting efficiency of `80%`.
Answer» Correct Answer - (a) `3.33xx10^(-2)M`, (b) `88.8xx10^(7) cpm//mL`

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