Soured milk smells badly because bacteria have formed new substances in the milk. This is an example of. (a) Physical change (b) Chemical change
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Answered by
37
Answer:
The souring of milk is a chemical reaction. Milk that is spoiled is sour, with a foul taste and odor. It can also become lumpy and curdled.
Answered by
5
Answer:
chemical change
Explanation:
because the properties change entirely
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