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Problem: Calculate the molar mass of calcium chloride dihydrate, CaCl2•2H2O. How many moles of calcium chloride dihydrate are in 1.0 g of the substance?

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We’re being asked to calculate the moles of calcium chloride dihydrate are in 1.0 g of the substance


Convert the mass to moles using molar mass.

mass (molar mass) → moles 

**molar mass from the periodic table


Given: 2.1 mol CO2


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Problem Details

Calculate the molar mass of calcium chloride dihydrate, CaCl2•2H2O. How many moles of calcium chloride dihydrate are in 1.0 g of the substance?

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