Chemistry, 26.08.2019 06:30, marissalwilliams3

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 presence of oxygen
d)baking soda reacting with acid to form a gas

Answers: 2

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Which of these is an example of a physical change?
a)sugar dissolving in warm water
b)i...