PLEASE HELP.

Practice Problems

1. Which of the four samples had the highest density? The lowest density?

2. What effect does size or shape have on density of the same material?

3. Why do you need to use the water displacement method for some objects and not for others?

4. What object(s) in this lab would not float on water? How do you know? Recall that the density of water is 1g/mL.

5. Why is it important to ensure your samples are dry before measuring their mass?

6. Determine the volume of a substance whose mass is 35 g and the and has a density of 5 g/ml. Show your work.

7. Determine the mass of a substance whose density is 3.5 g/ml and has a volume of 140 ml. Show your work.

Question

30-09-2022
Chemistry

Answered

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PLEASE HELP.

Practice Problems

1. Which of the four samples had the highest density? The lowest density?

2. What effect does size or shape have on density of the same material?

3. Why do you need to use the water displacement method for some objects and not for others?

4. What object(s) in this lab would not float on water? How do you know? Recall that the density of water is 1g/mL.

5. Why is it important to ensure your samples are dry before measuring their mass?

6. Determine the volume of a substance whose mass is 35 g and the and has a density of 5 g/ml. Show your work.

7. Determine the mass of a substance whose density is 3.5 g/ml and has a volume of 140 ml. Show your work.

Sagot :

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