Question

63) How many moles of CaBr

2
are in 5.0 grams of CaBr
2
2.
4.0 x 101 mol
2.5 x 10-2 mol
4.2 x 10-2 mol
1.0 x 10'mol

Answer 1

I think it will be the answer

2.5 x 10-2 mol

I hope it help you