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Physical and Chemical

Across
A physical property
A physical property that does not change if the size of the sample changes.
Indicate a chemical change
A chemical property that measures how a substance will burn when exposed to fire.
Changes that are difficult to reverse.
Down
Indicates a chemical change
2 substances are combined. The mixture changes color and gets warmer. This indicates a _____ reaction.
A chemical property that describes how a metal reacts with moist air.
A solid formed in a chemical reaction with different properties of the reactants.
Boiling point is a ____ property.