freash milk has a ph of 6 . how do you think ph will change as it turns into curd . explain
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Explanation:
The pH scale is used to measure the acidity of a substance. The pH of milk is 6 while that of curd is of the range 4.5 - 5.5. The pH decreases as milk changes into curd. This is because of the formation of lactic acid which as the name suggests is acidic in nature,.
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Answer:when it changes into curd then pH will decrease because curd contains lactic acid which is more acidic then milk. More acidic is a substance lesser will be it's pH
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