Question

What is the mass in grams in Br in 7.20 moles of FeBr2?7.20 mol FeBr2x215.65=1552.68=1553 g/m

Answer 1

mols Br in 7.20 mol FeBr2 = 7.2 x 2 = 14.40
Then g Br = mols x atomic mass = 14.40 x 79.9 = ?