Lab Quiz For Observations Of A Chemical Reaction Lab

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Difference (from prior major revision) (author diff)

Changed: 11c11

5. In the Observation of a Chemical Reaction lab, which observation of a chemical reaction that you observed actually was not caused by the chemical reaction? ____________(Do not have to explain why).

5. In this lab, which observation of a chemical reaction that you observed actually was not caused by the chemical reaction? ____________(Do not have to explain why).

Changed: 13c13

6. Was it ok that you simply used the scale on side of beaker to measure what volume of water you need to add to the solid Copper (II) chloride dihyrate. Why?

6. Was it ok that you simply used the scale on the side of the beaker to measure what volume of water you need to add to the solid Copper (II) chloride dihyrate. Why?

Changed: 21c21

7. In the Observation of a Chemical reaction lab, what happened to the material/substance/particle that caused the solution be be blue (i.e. what did it become)?

7. In this lab, what happened to the material/substance/particle that caused the solution to be blue (i.e. what did it become)?

Using your understanding of these lab and your lab notebook, answer the following questions in the space provided.

1. In this lab, when you created the Copper (II) chloride solution, did a chemical reaction occurred? Circle Yes or No.

2. Write down the temperature you observed during the reaction in this lab. __________________°C

3. Was the Aluminum chloride solution part of filtrant or filtrate? ________________

4. What was the red/brown colored precipitate that you observed in this chemical reaction. ________________

5. In this lab, which observation of a chemical reaction that you observed actually was not caused by the chemical reaction? ____________(Do not have to explain why).

6. Was it ok that you simply used the scale on the side of the beaker to measure what volume of water you need to add to the solid Copper (II) chloride dihyrate. Why?

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7. In this lab, what happened to the material/substance/particle that caused the solution to be blue (i.e. what did it become)?
____________________________________________________________

____________________________________________________________

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