How many moles are in 22.2 grams of Calcium chloride, CaCl2? July 26, 2021January 8, 2020 by QuizMaster How many moles are in 22.2 grams of Calcium chloride, CaCl2? A. 0.2 moles B. 0.3 moles C. 0.4 moles D. 0.5 moles