The drug tolbutamine (f. wt = 270) has a molar absorptivity of 703 at 262 nm. One tablet is dissolved in water and diluted to a volume of 2 lt. If the solution exhibits an absorbance in the UV region at 262 nm equal to 0.687 in a 1 cm cell, calculate the number of many tolbutamine present in the tablet.
The question belongs to Chemistry and it discusses about molar absorptivity of a drug and calculating the number of molecules of the drug present in one tablet or pill.
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