Question

A] Classify the changes involved in the following processes as physical or
chemical changes.

1] Photosynthesis
2) Dissolving of sugar in water
3) Burning of coal
4] Melting of wax
5] Digestion of food
6) Curding of milk

plz guys fastly and de do
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Answer 1

Answer:

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Explanation:

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Answer 2

Answer:

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1) photosynthesis

ans: chemical change

2) dissolving of sugar in water

ans:physical change

3) burning of coel

ans: chemical change

4) melting of wax

ans: physical change

5) digestion of food

ans: chemical change

6)curding of milk

ans: chemical change

★more information about the topic:

▶️ physical change

Physical changes are changes affecting the form of a chemical substance, but not its chemical composition.

▶️ chemical change

Chemical changes occur when a substance combines with another to form a new substance, called chemical synthesis or, alternatively, chemical decomposition into two or more different substances.

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