differentiate between physical and chemical change 5 point
Answers
hey ....
There are several differences between a physical and chemical change in matter or substances. 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...It is a change where the properties and composition of substance remain same but in chemical change new substance is formed. 3- physical change is temporary whereas the Chemical change is permanent...
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Physical change
It is temporary
No new substance formed
Can easily be reversed
No energy change
No change in mass
Chemical change
It is a permanent change
New substance formed
This change can't be reversed
Gain or loss in energy
change in mass