How do you convert particles to moles, and mass to moles? 1) 77.56 g of CaCO3 to mole
2) 2.55 x 1024 molecules of KCl to grams
3) 0.0931 mol of BaCl2 to grams
4) 1.55 x 1022 molecules to moles
5) 0.664 moles of HF to molecules
6) 86 g of Fe(NO3)3 to formula units
7) 7.88 x 1023 molecules of CO2 to grams
8) 2.93 mol of MgF2 to grams
9) 7.56 g of MgCO3 to moles
10) 8.55 x 1021 molecules of NaCl to grams