**Homework Due 8/16/17**

First Watch all three videos

After you have watched the videos practice what you have watched by working the following problems

On page 14 Practice Problems 1 a-d

On page 19 Practice Problems 9 a-d

Plus the Following Density problems:

After you have watched the videos practice what you have watched by working the following problems

On page 14 Practice Problems 1 a-d

On page 19 Practice Problems 9 a-d

Plus the Following Density problems:

- A 10.0 cm3 sample of copper has a mass of 89.6 g. What is the density of copper?
- Five mL of ethanol has a mass of 3.9 g, and 5.0 mL of benzene has a mass of 44 g. Which liquid is denser?