J.R. S. answered • 03/07/18
Tutor
5.0
(145)
Ph.D. in Biochemistry--University Professor--Chemistry Tutor
Add up the stomic weights of all the atoms to get the molar mass. Divide the total mass of Cr (2x the atomic mass) by the molar mass to give you the % Cr. Multiply that % by 17.5 g to get grams of Cr.
