A student analyzed powdered cultured buttermilk using the procedure in this experiment. A 2.270 - g sample of the powdered buttermilk required 37.18 ml of 1.183* 10^-2 M EDTA solution for titration of the Ca^2+ ion.
1. how many moles of Ca^2+ ion were present in the sample?
.2 How many grams of Ca^2+ ion did the titrated sample contain?