4. You make the following measurements of an object: 42 kg and 22 m3. What would the object’s density be? Show your work for credit and include final units.
5. Explain why a chlorinated swimming pool water would be a homogenous mixture?
6. Both slicing a tomato and a chemical change such as burning toast cannot be reversed. However, why is slicing a tomato still considered only a physical change?
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