A milkman adds a very small amount of baking soda to fresh milk.a) Why

1.	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?
Answer» a) Milkman shift the pH of the fresh milk from 6 to slightly alkaline. In this condition milk is not converted into curd as it is in alkaline state. b) This milk is alkaline. Acids combining with base and becomes neutral. Hence it takes more time to convert into curd.

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?

Answer»

a) Milkman shift the pH of the fresh milk from 6 to slightly alkaline. In this condition milk is not converted into curd as it is in alkaline state.

b) This milk is alkaline. Acids combining with base and becomes neutral. Hence it takes more time to convert into curd.