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There are 140 g of H2SO4 in 400 mL of a solution. What is the molarity?

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Molarity is moles/Liter. First you need to convert 140g to moles. After you do that, you divide your answer by .400L to get your molarity.

150g of H2SO4 is 1.53moles of H2SO4.
c= 1.53 moles / 1liter = 1.53M

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