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Jace Toy DDS

Feb 20, 2025

How many atoms of chlorine are there in 25.0 g of calcium chloride (CaCl2)? I need to show calculations?

1 Answers

molar mass CaCl2 = 111 g moles CaCl2 = 25 g x 1 mol/111 g = 0.225 molesMoles Cl = 2 x 0.225 = 0.45 moles Cl (since there are 2 moles Cl for each mole CaCl2) Atoms of Cl = 0.45 moles Cl x 6.02x10^23 atoms/mole = 2.7x10^23 atoms of Cl... Show More

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