0
Physical changes are like water turning into ice, they can be reversed. Chemical changes form a new substance. Soured milk can not be reversed, so it is chemical.
Wiki User
∙ 8y ago
lenpollock
Drinkable milk which turns sour is a chemical reaction. The lactose in milk oxidises to form lactic acid, which is the sour taste.
Wiki User
∙ 14y agobio-chemical reaction
Wiki User
∙ 11y agoIt is a chemical change.
Wiki User
∙ 8y agoMilk going "bad" is a chemical change.
Add your answer:
Earn +20 pts
What is the chemical reaction between calcium carbonate and milk?
have any reaction between calcium carbonate & milk
Is milk turning sour a physical or chemical change?
Milk turning sour is a chemical change.
Is milk sours a physical or chemical change?
chemical change
When milk of magnesia reacts with the acids in your stomach which type of reaction has taken place?
Neutralization reaction
What is H2FCl?
H2FCl is the chemical formula for milk.
Milk goes sour a physical or chemical change?
It is a chemical change because there is a chemical reaction occurring that is rotting the milk. An example of a physical change would be if the milk was evaporated or frozen.
Is souring a milk a chemical reaction?
yes See Is Sour Milk a physical or chemical change for more info
Is curdling of milk physical or chemical?
Chemical. It's a reaction with oxygen. If it were physical it would be fairly easy to undo...If you work out how to uncurdle milk then please let me know!
Is milk thickening a chemical or physical change?
The thickening is caused by the formation of a precipitate. The formation of a precipitate is a chemical reaction.
Do milk and vinegar create a chemical reaction?
Yes, when you add an acid, like vinegar, to milk a chemical reaction occurs. The acid causes milk to curdle. In fact, by adding vinegar to milk you can make cheese! http://www.wikihow.com/Make-Cheese-at-Home
Is making caramel sauce a chemical reaction?
yes it is and pouring chocolate sauce in to milk to make chocolate milk is not a chemical reaction.
Is milk spoils a physical or a chemical?
Physical.
Is adding milk to coffee a chemical reaction?
yes, its a chemical reaction between the acid in the redbull and the casiene in the milk which causes the fluffiness when the casiene seperates from the milk due to the acid.
Is boiling milk a physical change or chemical?
physical
Is pouring milk into oatmeal a chemical or physical?
Physical
What is the chemical reaction between calcium carbonate and milk?
have any reaction between calcium carbonate & milk
Is there a chemical reaction when milk curdles into cheese?
Yes, it is a chemical process.
