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Changes in Matter

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Which of the following are examples of a chemical change?

a)corrosion reactions
b)combustion reactions
c)dissolving of sugar
d)evaporation of water
e)decaying reactions
f)digestion of food

Answer: a, b, c, e, and f

Please correct me if I'm wrong, thanks

  • Changes in Matter -

    Dissolving sugar is a physical reaction, not a chemical reaction. The others you have are correct.

  • Changes in Matter -

    Thank You :-)

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