Thermochemistry and Hess' Law AP Chemistry

Employ Hess's Law of enthalpy based on the observed data for two reactions. Students can measure the temperatures of the reaction in a calorimeter and analyze the data calculating the enthalpy of each reaction. This experiment can be completed in about an hour.

Kit includes:

• Hydrochloric Acid 2M/2N Solution UN1789 - 250 ml x 8 Bottles
• Sodium Hydroxide 2M/2N Solution UN1824 - 250 ml x 8 Bottles
• Ammonium Chloride 2M Solution - 500 ml x 2 Bottles
• Ammonium Hydroxide 2M Solution - 500 ml x 2 Bottles

Materials needed but not supplied:

• (# 6130-22) Graduated Cylinder - 50 ml x 30 pcs
• (# 6131-2) Glass Beaker - 100 ml x 15 pcs
• Styrofoam coffee cups with tops - 30 pcs
• (# 788-52) Thermometers - 15 pcs
• (# 3351-3) Ring Stand - 15 pcs
• (# 3419-3)Wire Gauze - 15 pcs
• (# 3017-5) Bunsen Burner or (#3071-30) hot plate - 15 pcs

Optional:

• (#3073-2) Magnetic mixer w/(# 3075-36) stir bars - 15 pcs

Please note that the pictures may show items not included in this kit, the pictures are there to show kit functionality. Please refer to the product details above for more information on the contents of this kit.

DOT: UN1789, Hydrochloric Acid, 8, PG II, Ltd Qty
UN1824, Sodium Hydroxide Solution, 8, PG II, Ltd Qty

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