Question

4th and 5th answer plsss

Answer 1

Answer:

Explanation:

q4)

The pH value of milk is 6 since it is acidic in nature. When the milk is converted into curd due to the action of bacteria, lactic acid is formed which is more acidic in nature. Therefore the pH value of the milk is reduced as it turns to curd.

q5)

it will be neutral.

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Answer 2

Answer:when milk gets converted into curd,its ph value decreases

ph of solution is 5,i.e it is an acidic solution

                             acidic solution turns blue litmus to red

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