How would you show that setting of curd is a chemical change?

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asked Jan 20, 2018 in Science by Rohit Singh (61,782 points) 35 134 358
How would you show that setting of curd is a chemical change?

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answered Jan 20, 2018 by sameer (82,980 points) 5 11 38
selected Jan 27, 2018 by sarthaks
 
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Setting of curd is a chemical change since a new substance (lactic acid) is formed which differs in taste from the original substance (fats and proteins) i.e. milk. Also the change is irreversible (curd cannot be converted into milk).

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