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Innovating Science

Kit Acid In Fruit Juices And Soft Drinks Ap Lab #4

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Study how the concentration of acids in various consumer beverages may be determined by titration with sodium hydroxide. Students will determine the proper indicator to use in the titration of a weak acid. Students will create an experiment to calculate the molar concentration of acid in a beverage. 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 1, Investigation 4, Primary Learning Objective 1.20. Kit Includes: 10g Potassium Hydrogen Phthalate 4 X 25g Sodium Hydroxide 100mL Hydrochloric Acid, 0.1M 100mL Acetic Acid, 0.1M 500mL Sodium Hydroxide, 0.1M 25mL Phenolphthalein, 1% 25mL Methyl Red, 0.02% 25mL Bromothymol Blue, 0.04% 1 pH Strips 1-14 Pkg/100 Materials needed but not supplied: Buret, 50mL Lab Stands with Clamps 10mL Volumetric Pipettes 25mL Volumetric Pipettes Test Tubes Test Tube Racks Pipette Bulbs or Pi-Pumps Various Erlenmeyer Flasks Various Graduated Cylinders Distilled or Deionized Water Wash Bottles Electronic Balance, 0.001g resolution or better (optional) DOT Info: Small quantity exemption 173.4 THIS PACKAGE CONFORMS TO 49 CFR 173.4 for domestic highway or rail transport only WARNING: This product can expose you to chemicals including Phenolphthalein, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.

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Kit Acid In Fruit Juices And Soft Drinks Ap Lab #4
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