4 example of chemical and physical change
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chemical change
reaction of Sodium and chlorine
Physical change
Salt mixes with water
reaction of Sodium and chlorine
Physical change
Salt mixes with water
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2
Physical changes are
1) melting of ice
2)chopping wood
3) freezing
4)crushing a paper
Chemical changes are
1)burning of wood
2)cooking
3)rusting of iron
4)digesting food
1) melting of ice
2)chopping wood
3) freezing
4)crushing a paper
Chemical changes are
1)burning of wood
2)cooking
3)rusting of iron
4)digesting food
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