Jawapan

2016-10-14T15:24:43+08:00
I think the reason is the rotten milk has become acid..
Moreover, rotten milk is sour..
but milk is an acid liquid
it pH is 6
Ooh ya..
If you know please tell me..
Jawapan Paling Bijak!
2016-10-14T19:19:50+08:00
Rotten milk contains microorganism,dust and water vapor. The combination of milk microorganism,dust and water vapor make the milk acidic. So that's why the rotten milk has lower pH level
1 5 1