Answer to Question #140881 in General Chemistry for Tiffany

Question #140881

How many moles of CaSO4 are present in 12.0 grams of CaSO4?

Expert's answer

Number of moles= mass/molar mass

Molar mass of CaSO₄=[40+32+(16×4)]= 40+32+64= 136g

Number of moles= 12/136= 0.088 mole

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