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Experiment D

1. 1. 1. 1. Place 5 drops of silver nitrate into a test tube.
         2. Add 5 drops of sodium chloride into the test tube.
         3. Rinse test tube in the sink.

Experiment E

1. 1. 1. 1. Put about 50ml of water into an Erlenmeyer flask and take the temperature of the water.
         2. Add half a scoop of sodium bicarbonate to the flask and swirl to mix.
         3. After 1 minute, measure the temperature in the sink. of the mixture.
         4. Rinse flask in the sink.

Experiment F

1. 1. 1. 1. Measure one small scoop of sodium polyacrylate into a beaker.
         2. Add 10ml of water into the beaker.
         3. Invert the beaker over the sink.
         4. Add 10ml of water into the beaker.
         5. Invert the beaker over the sink. 
         6. Put contents of the beaker into the appropriate waste container. Rinse out the beaker with lots of water.

Observations:

Experiment A

- The water is clear and the copper sulfate is blue.