Martha has a large amount of 1.25 M H2SO4 in her lab. She needs 36 grams of H2SO4 for a chemical reaction she wants to perform. How many liters of solution should she use?

Question

Kolby Clarke

Chemistry

11 April, 11:02

Martha has a large amount of 1.25 M H2SO4 in her lab. She needs 36 grams of H2SO4 for a chemical reaction she wants to perform. How many liters of solution should she use?

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Answers (1)

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Chance Mendoza · Answer 1

dа ta:

Molarity, M = 1.25 M

mass, m = 36 grams

Solute, H2SO4

Formulas:

M = n / V = > V = n / M

n = mass in grams / molar mass

Solution:

molar mass of H2SO4 = 98.079 g/mol

n = 38 g / 98,079 g/mol = 0.3874 mol

V = 0.3874 mol / 1.25M = 0.31 liter

Answer: 0.31 liter