Mystery Powders - Step 4 - Kidizen Science

Photo of the results of adding one drop of vinegar to salt, talc, and starch samples

Step 4 - Adding vinegar to Salt, Talc, and Starch.

Photo of the results of adding one drop of vinegar to baking soda, citric acid, and plaster of Paris samples

Step 4 - Adding one drop of vinegar to Baking Soda, Citric Acid, and Plaster of Paris.

Photo of the result of more vinegar to Baking Soda. The powder has now begun to fizz vigorously, but still remains blue.

Step 4 - Adding more vinegar to Baking Soda. The powder has now begun to fizz vigorously, but still remains blue.

Photo of the result of adding even more vinegar to Baking Soda. The fizzing continues, and now the blue color has fully changed.

Step 4 - Adding even more vinegar to Baking Soda. The fizzing continues, and now the blue color has fully changed.

Photo of the results of adding one drop of vinegar to powdered sugar, granulated sugar, and polyethylene samples

Step 4 - Adding vinegar to Powdered Sugar, Granulated Sugar, and Polyethylene.

Powders after adding vinegar. (Click to enlarge)

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