The question asked: Concentrated H2SO4 (MW 98 g/mol) is 18.8 M and has density of 1.88 g/mL. What are the other other concentration units? 1. mass percent 2. mass of H2SO4 in 1 L 3. mass of 1 L 4. mass percent 5. kg H20 6. molality 7. mole fraction H2SO4