Write 3 points of common causes of physical and chemical change for class 6
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Answer:
Common cause of physical and chemical change are as follows
Explanation:
Physical change
It is a temporary change which is sometimes irreversible
No new substance is formed
Chemical composition and properties of the substance remain unchanged
Chemical change
A chemical change is a permanent change and it cannot be reversed easily
There is usually a change in the mass
One or more new substances are formed
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