Chemistry, 02.07.2020 21:01 santiagobermeo32

Which of these is an example of a physical change? A)sugar dissolving in warm water
B) iron rusting in the presence of moist air
C) wood burning in the prescence of oxygen
D) baking soda reacting with acid to form a gas

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Which of these is an example of a physical change? A)sugar dissolving in warm water
B) iron r...