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Classify the changes involved in the following processes as physical or chemical changes:

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asked Jan 20, 2018 in Science by sameer (82,980 points) ● 5 ● 14 ● 65
Classify the changes involved in the following processes as physical or chemical changes:
(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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answered Jan 20, 2018 by Rohit Singh (61,782 points) ● 36 ● 142 ● 448
selected Jan 27, 2018 by sarthaks
 
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Physical Changes:
(b) Dissolving sugar in water, (d) Melting of wax, (e) Beating Aluminium to make Aluminium foil.
Chemical Changes:
(a) Photosynthesis, (c) Burning of coal, (f) Digestion of food

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