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How many grams of Cl2 (MW = 71.0 g/mol) can be prepared from the reaction of 16.0 g of MnO2 (FW = 86.9 g/mol) and 30.0 g of HCl (FW = 36.5 g/mol) according to the following chemical equation?
MnO2 + 4 HCl ® MnCl2 + Cl2 + 2 H2O
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