No, it's a chemical property
chemical because u cant change it back into fresh milk
It's not a physical change
No, milk turning sour is a chemical change because the bacteria in the milk interact with the lactose to produce lactic acid, changing the composition of the milk.
no
chemical property --> its pH, solubility in organic solvents, reactivity with acids or basesphysical property --> its density, temperature, color
chemical because u cant change it back into fresh milk
Milk turning sour is a chemical change. It occurs due to the fermentation of milk sugars by bacteria, leading to the production of lactic acid, which changes the taste and smell of the milk.
Chemical property
To prevent milk from turning sour when making sour milk, you can add a small amount of vinegar or lemon juice to fresh milk to curdle it, rather than letting it naturally sour over time. This will give you the desired sour flavor without the risk of the milk going bad.
Chalk can be broken into pieces.
Milk is normally a liquid(a suspension of cream droplets in water), by freezing it milk changes from a liquid to a solid. This is a physical change, the substance is still milk, however it is no longer a liquid, it has changed into a solid.
Fresh milk is.