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Determination of the Molar Mass of a Volatile Liquid

Determination of the Molar Mass of a Volatile Liquid

Requires Chemical Set 1
  • Determine the molar mass of an unknown volatile liquid by the Dumas method.
  • Identify the unknown molar mass by comparison to a list of known molar masses.
  • Calculate the percentage of error for the experimental molar mass.

View Materials

Materials

  • Unknown Liquid, 30 mL
  • 6 Rubber Bands
  • Erlenmeyer Flask, 125 mL
  • 2 Plastic Bags, 6 × 9"
  • Marbles, 40
  • Aluminum Foil Sheet, 12 × 15"
  • Requires Chemical Set #1
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