Which equivalence factor should you use to convert from 3.48 x 1018 atoms of magnesium (Mg) to moles of magnesium? A (1 mol Mg/1 atom Mg) B (1 mol Mg/3.48 x 1018 atoms Mg) C (1 mol Mg/6.02 x 1023 atoms Mg) D (6.02 x 1023 atoms Mg/1 mol Mg)