Guided Inquiry AP Chemistry Kit, Preparation of Effective Buffers AP Lab #16

Guided Inquiry AP Chemistry Kit, Preparation of Effective Buffers AP Lab #16

Students will design a buffer that can maintain a pH within a narrow range when certain amounts of acid and base are added. The activity contains enough materials for 15 groups of students as well as a Teacher's Guide and Student Study Guide Copymasters. This lab meets Big Idea 6, Investigation 16, Primary Learning Objective 6.18.

Kit Includes:

• 1000mL 0.1M Acetic Acid
• 1000mL 0.1M Ammonia
• 1000mL 0.1M Sodium Dihydrogen Phosphate
• 1000mL 0.1M Citric Acid
• 1000mL 0.1M Sodium Monohydrogen Citrate
• 1000mL 0.2M Sodium Hydroxide
• 1000mL 0.2M Hydrochloric Scid
• 1000mL pH 7 Buffer
• 25g Sodium Acetate
• 25g Sodium Hydrogen Phosphate
• 25g Ammonium Chloride
• 50g Sodium Dihydrogen Citrate
• 50g Sodium Citrate
• 25g Sodium Chloride

Materials needed but not supplied:

• Balance, Electronic, 0.01g Precision
• Beakers, 150mL, 250mL
• Buret, 50mL
• Lab Stands w/ Burette Clamps
• Graduated Cylinders, 10mL, 100mL
• pH Meter
• Magnetic Stirrer
• Stirring Rod
• Spatula
• Stir Bar
• Wash Bottle
• Water, Distilled

DOT Info:

• UN1824, Sodium hydroxide solution, 8, III, Ltd Qty.

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