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OpenStudy (anonymous):
What is the mass of 8.90 moles of magnesium chloride, MgCl2? Express your answer numerically in grams.
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OpenStudy (anonymous):
First, find the molar mass of MgCl2 by adding the molar masses of its components: (24.305) + 2(35.453) = 95.211 g/mole MgCl2 Next, use stoichiometry to determine the mass of 8.9 moles of MgCl2: 95.211 g MgCl2 8.90 moles MgCl2 -------------- x ----------------- = 847.3779 g MgCl2 1 mole MgCl2
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