Science, asked by Himangka, 6 months ago

2. Milk turning sour is a
a. physical change
C. reversible change
b. chemical change

please help me please please

Class 5​

Answers

Answered by VKS33
2

Answer:

b. chemical change......

Answered by manasgupta2506
1

Answer:

Chemical Change

Explanation:

When milk turns sour, what is actually happening is that bacteria are converting the lactose sugars in milk into energy, with lactic acid as a byproduct. This is a chemical process, as new substances (lactic acid) has been formed.

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