If 10.6 ml of (±)-a-phenylethylamine (MM=121.2 d=.94) are reacted with .083moles of (+)-tartaric acid then:
a) How many grams of solid NaOH (MM=40.0) are needed to convert the(-)-amine diastereomeric salt into its free amine?
b) How many mL of a 2.5 M NaOH solution are needed to convert the(-)-amine diastereomeric salt into its free amine?