Chemistry-Question 4

What mass (g) of the solute C3H8O3 should be mixed with 8270 mL of the solvent H2O to produce a solution that is 1.02 m glycerol.
Molar Mass (g/mol)
C3H8O3 92.09
H2O 18.015

Density (kg/L):
C3H8O3 1.261
H2O 0.9982

Name/Formula:
glycerol
C3H8O3
water
H2O

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asked by Scott
  1. mols solute/kg solvent = molality
    You know molality, you know kg solvent, calculate mols solute.
    Then mols = grams/molar mass.
    You know mols from above, you know molar mass solute, calculate grams solute.

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    posted by DrBob222

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