We are asked to calculate the mass percent composition of each constituent element of perchloric acid.
sulfurous acid → HClO4
Molar mass HClO4 = 100.46 g/mol
Molar mass H = 1.01 g/mol
Molar mass Cl = 35.45 g/mol
Molar mass O = 16.00 g/mol
Calculate the mass percent composition of each constituent element of perchloric acid.
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