दूध का पी - एच मान होता है ? - What is the p-h value of milk? - Doodh Ka P - H Maan Hota Hai ? General Science in hindi, Chemistry 6 . 6 question answers in hindi pdf 7 . 4 questions in hindi, Know About 6 . 1 General Science online test General Science notes in hindi quiz book 8
6.4 is correct ans
दूध का पी.एच मान 7.4 होता है
7.4