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2. How many moles of carbon dioxide, CO2, are in a 22 gram sample of the compound?
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2. How many moles of carbon dioxide, CO2, are in a 22 gram sample of the compound?

User Bbbonthemoon
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To find the amount of moles in a molecule you divide the grams of the substance by the molar mass.
molar mass of CO2 = 44.01 g
22g / 44.01 = 0.50 moles CO2
User Joaquin Iurchuk
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