Question

Classify the following changes as physical or chemical change: (a) Charring of sugar (b) Sublimation of ammonium chloride (C) Burning of butter (d) Mixing oil with water (e) Digestion of food​

Answer 1

Answer:

a) Chemical

b) Physical

c) Physical

d) Physical

e) Chemical, biochemical

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Answer 2

Answer:

all physical except (e)

Explanation:

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