Advanced Placement (AP)

Advanced Placement (AP)

27 May, 05:11

1. Identify the following changes as physical or chemical changes

a. Baking soda mixes with vinegar and produces carbon dioxide gas.

b. The copper coating on the Statue of Liberty turns green.

c. Addition of salt melts ice on the highway.

d. Steam condenses on the windowpane.

e. Sugar dissolves in a cup of coffee.

f. Natural gas burns in a furnace.

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