Answers 26-27 WHS-Chemistry-1stSixWeeks The Structure of the Atom — Unit testQuestion 9

9

QuizMultiple Choice

The Structure of the Atom — Unit test

Question 9 • 26-27 WHS-Chemistry-1stSixWeeks

Which of these is an example of a physical change?

Answer

A

sugar dissolving in warm water

B

iron rusting in the presence of moist air

C

wood burning in the presence of oxygen

D

baking soda reacting with acid to form a gas

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