A milkman adds a very small amount of baking soda to fresh milk.
(a) Why does he shift the pH of the fresh milk from 6 to slightly alkaline?
(b) Why does this milk take a long time to set as curd?
(a) Milkman shifts the pH of the fresh milk from 6 to slightly alkaline.This is because in an alkaline condition, milk does not coagulate into curd easily.
(b) The milk is slightly more basic than usual milk, as base neutralise the acids produced to set the curd. Therefore, it takes a longer time to convert the curd.
Match Group (A) with Group (B)
| Group (A) | Group (B) |
|---|---|
|
(a) Autotrophic nutrition |
(i) Leech |
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Welcome to the NCERT Solutions for Class 10 Science - Chapter . This page offers a step-by-step solution to the specific question from Excercise 6 , Question 12: A milkman adds a very small amount of baking soda to fresh milk. (a) Why does h....
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