To analyze a sample of aspirin, $0\mathrm{.}3470$ grams of crushed components are weighed and treated with

$50$ ml of $0\mathrm{.}1155$ M soda, heating to boiling for $10$ minutes. The excess soda is then

Titrate with $11\mathrm{.}5$ ml of HCl of a $0\mathrm{.}2100$M solution. What is the richness of the sample in acetyl acid?

salicylic