Dissociation Constants of Weak Acids AP Chemistry

Students determine the equilibrium constant of three unknown acids and compare the data to known values to identify them.

Kit Includes:

• Benzoic Acid Crystals - 10 g x 1 Bottle
• Potassium Hydrogen Phthalate - 10 g x 1 Bottle
• Sodium Bisulfate (Sodium Hydrogen Sulfate) UN1759 - 10 g x 1 Bottle
• Sodium Hydroxide, 0.1M Solution UN1824 - 250 ml x 10 Bottles
• Phenolphthalein, 1% in IPA Solution UN1219 - 25 ml x 4 Bottles

Materials needed but not supplied:

• Analytical Balance - 1 pc
• (# 6138-5) Erlenmeyer Flask 250 ml - 15 pcs
• (# 6130-23) Graduated Cylinder 100 ml - 15 pcs
• (# 6131-2) Beaker 100 ml - 15 pcs
• (# pH600) pH Meter - 1 pc

DOT: UN1824, Sodium hydroxide solution, 8, PG II, Ltd Qty

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