# Chemistry

a sulfuric acid solution that is 65.0 h2so4 by mass has a density of 1.55 g/mL. What is the molality of sulfuric acid in this solution

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1. 1.55 g/mL x 1000 mL x 0.65 = 1007.5 g H2SO4.
mols H2SO4 = grams/molar mass
mass solution = 1.55 x 1000 = 1550.
mass H2O = 1550-1007 = ?
molality = mol H2SO4/kg H2O

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