Which has more moles of metal atoms?
A. 10. 0 g calcium, Ca, or 10. 0 g calcium chloride, CaCl₂
B. 5. 0 g sodium chloride, NaCl, or 5. 0 g sodium fluoride, NaF
C. 2. 0 g iron oxide, FeO, or 2. 0 g iron sulfide, FeS

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