Chemistry, 22.10.2020 01:01, Satoetoe24

Which definition is correct? a physical change creates a new substance because bonds are broken or formed
a physical change can happen without changing any characteristics of the substance
a chemical change occurs when the substance remains the same but the shape, or other physical characteristics change
a chemical change produces a new substance by breaking and forming new bonds

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Which definition is correct? a physical change creates a new substance because bonds are broken or...