Question

Is lactic acid presenrt milk if yes then at what percent​

Answer 1

Answer:

9 ml of the milk measured into the porcelain dish/conical flask,1 ml Phenopthalein is added and then slowly from the burret, 0.1 N Sodium hydroxide under continuous mixing, until a faint pink colour appears. The number of mls of Sodium hydroxide solution divided by 10 expresses the percentage of lactic acid.

Answer 2

Answer:

Lactic acid is an organic acid.The presence of lactic acid or lactate in milk due to the fermentation of lactose caused mainly by bacteria .

2% Of lactic acid present in milk