Question

classify the changes involved in the following processes as physical chemical change a) photosynthesis b) dissolving sugar in water c) burning of coal d) melting of wax e) beating aluminium to make aluminium foil f) digestion of food
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Answer 1

Answer:

a - chemical

b- physical

c- chemical

d- physical

e - Physical

f- chemical

Explanation:

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Answer 2

Answer:

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Explanation:

Chemical

Physical

Chemical

Physical

Physical

Chemicals

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