Insoluble BaCrO4 precipitates when solutions of BaCl2 and Na2CrO4 are mixed. What is the maximum mass of BaCrO4 (MM=253 gmol¯1 ), in g, that can be obtained from 250 g of a mixture of NaCl and Na2CrO4 that is 65.0% by mass Na2CrO4 , (which has MM=162 gmol¯1)?