AP Chemistry Lab No. 15: Buffering Activity of Common Household Products

Description

Many household products contain buffering chemicals. Students will design a procedure to determine the buffering agents that are in different household products such as foods, beverages and over the counter drugs. The activity contains enough materials for 15 groups of students as well as a Teacher’s Guide and Student Study Guide Copymasters. Meets Big Idea 6, Investigation 15, Primary Learning Objective 6.20

Kit Includes:

• 4 X 500mL Hydrochloric Acid, 0.1N
• 4 X 500mL Sodium Hydroxide, 0.1N
• 1 X 500mL Citric Acid Solution, 0.02M
• 2 X 500mL Isopropyl Alcohol, 90%

Materials needed but not supplied:

• Beakers, 250mL
• Buret, 50mL
• Graduated Cylinders, 100ml
• Flask, Ehrlenmeyer, 125mL
• Clamp, Buret
• Support Stand
• Magnetic Stirrer and Stir Bar
• pH Meter
• Wash Bottle
• Water, Distilled or Deionized
• Various household products to test

DOT Info:

UN1219, Isopropanol solution, 3, II, Ltd Qty