How many moles of Ca atoms are in 540.3 g Ca? a. 2.166 × 104 mol b. 13.48 mol c. 26.96 mol d. 540.3 mol e. 7.418 × 10–2 mol

Answer 1

b) 13.48 mols

To find the # of moles of Ca we need to convert 540.3g into mols using the molar mass of Ca in g/mol:

(540.3g) / (40.0g/mol) = 13.48 mols