What is different between bubbles due to boiling and bubbles due to a chemical change?

Freezing liquid water into ice is a _____ change

Dissolving salt in water is a ____ change

Which of the following is NOT a characteristic property?

Which of the following is an example of a physical change?

What is in the bubbles created during a chemical reaction?

The density a gold bar is calculated to be 19.32 g/cm3. If the bar is cut in half, what will be the density of each half?

How does the boiling point of a substance change as you increase the volume??

Which of the following is NOT a physical property?

When saliva starts breaking down food particles, that is a chemical change. Which is the best explanation for why?

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