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Carolina ChemKits®: Molecular Mass of a Volatile Liquid Kit

Item # 840850 Exclusive

Grades 9-12. Set against the backdrop of an arson investigation, this guided investigation lets students determine the molecular mass of 2 unknown liquids and identify which is the accelerant from a list of molecular weights. Students use the Dumas method and the ideal gas law to determine the molecular mass of the unknowns.

Price

$23.50

In stock and available to ship.

Grades 9-12. Set against the backdrop of an arson investigation, this guided investigation lets students determine the molecular mass of 2 unknown liquids and identify which is the accelerant from a list of molecular weights. Students use the Dumas method and the ideal gas law to determine the molecular mass of the unknowns. This experiment combines the rigor of a common laboratory technique with the interest of a forensic investigation. Materials are sufficient for 32 students working in pairs.

   This item is sold and shipped to schools and businesses only. Not available to individuals or residential addresses. For substitution suggestions, please call us at 800.334.5551 (8am to 8pm, ET, Monday-Friday).

  • This item is only available from Carolina Biological Supply Company.
  • Excepted Quantity - This product is/contains a DOT regulated hazardous material in an excepted quantity. This does not incur a hazardous materials fee. Orders shipping to HI and AK are subject to review and may incur additional shipping charges.
  • This item is sold and shipped to schools and businesses only. Not available to individuals or residential addresses. Visit our Login & Registration page to learn how to create a Login and link it to an approved school or business account.
 
Components Qty Included?
Ethanol, 30 mL 2 Included
2-Propanol, 30 mL 2 Included
Aluminum Foil Sheets 3 Included
Straight Pins 20 Included
Rubber Bands 25 Included
Teacher's Manual with Reproducible Student Guide 1 Included
Erlenmeyer Flasks 16 Needed, Not Included
Graduated Cylinders 16 Needed, Not Included
Beakers, 1,000 mL 16 Needed, Not Included
Hot Plates or Bunsen Burners (with ring clamps, stands, wire gauzes and utility clamps) 16 Needed, Not Included
Laboratory Thermometers 16 Needed, Not Included
Universal Clamps 32 Needed, Not Included
1-Hole Stoppers 16 Needed, Not Included
Labeling Tape Needed, Not Included
Scissors Needed, Not Included
Paper Towels Needed, Not Included
Safety Goggles Needed, Not Included
Hand Protectors or Heat-Resistant Gloves Needed, Not Included
Water Needed, Not Included
Marker Needed, Not Included

Correlations to State Standards

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    2700 York Road, Burlington, NC 27215-3398 • 800.334.5551