what is physical change?
and what is chemical change?
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A physical change is any change in a substance's form that does not change its chemical makeup. Examples of physical changes are breaking a stick or melting ice.
A chemical change, or chemical reaction, occurs when atoms of a substance are rearranged, and the bonds between the atoms are broken or formed.
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what is physical change?
- The size or shape of matter may be changed, but no chemical reaction occurs.
what is chemical change?
- change occurs when a new substance is formed through a chemical reaction .
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