Question

. Calculate the molecular masses of the following compounds a) Na2O b) K2Cr2O7 c) MgSO4 (atomic masses of Na=23u, O=16u, K=39u, Cr=52u, S=32u, Mg=24u)

Answer 1

1. 61.9789g/mol
2. 294.185g/mol
3. 120.366g/mol

#SUGA

#AGUSTD