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lyudmila [28]
3 years ago
11

Physical and chemical change

Chemistry
2 answers:
kotykmax [81]3 years ago
5 0
Physical change is a change that occurs without changing the identity of the substance
chemical change is is a change that occurs that causes the identity of a substance to change; something new is formed
luda_lava [24]3 years ago
3 0
<span>A physical change in a substance doesn't change what the substance is. In a chemical change where there is a chemical reaction, a new substance is formed and energy is either given off or absorbed.</span>
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