Question

Milk turning sour is a
a) physical change
b) reversible
c) chemical change
d) none of these​

Answer 1

Answer:

milk turning sour is a chemical change

Answer 2

Answer:

chemical changes

Answer:The souring of milk is a chemical reaction. Milk that is spoiled is sour, with a foul taste and odor. It can also becomelumpy and curdled. Milk goes sourdue to the chemical reaction of fermentation.

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