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chemical change
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Is milk turning sour a physical or chemical change?
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.
Is milk rotting a physical or chemical reaction?
The process of milk rotting is a chemical reaction. It involves the breakdown of complex organic molecules in the milk by microorganisms, leading to the formation of new compounds that give off unpleasant odors and flavors.
What is the chemical reaction between calcium carbonate and milk?
The chemical reaction between calcium carbonate and milk involves the formation of calcium ions (Ca2+) along with other products. The calcium ions may bind with proteins in milk, such as casein, forming complexes that can precipitate out of solution. This can result in the formation of a residue or sediment in the milk.
What is the chemical formula of milk of magnasia?
The active ingredients in Milk of Magnesia is Magnesium hydroxide. Milk of Magnesia is a liquid laxative and antacid that looks like milk.
How is boiling milk and the earth crust different?
You can make pudding from boiling milk, you can't do that with the earth's crust.
Is a bottle of milk that sours a physical or chemical change?
This is a chemical change.
Is milk sours a example of physical change?
No, milk souring is an example of a chemical change. When milk sours, bacteria ferment the lactose in the milk, producing lactic acid, which changes the composition and properties of the milk. This is a chemical reaction, not a physical change.
When milk sours does it become a physical change?
No it is a chemical change because you change it back to normal.
Why Milk souring is a physical change?
When milk sours, it undergoes a chemical change rather than a physical change. The bacteria in the milk ferment the lactose sugar into lactic acid, changing the chemical composition of the milk. This process cannot be reversed by physical means, distinguishing it as a chemical change.
What two examples is the physical change and chemical change of milk?
An example of a physical change in milk is when you freeze it, changing its state from liquid to solid without altering its chemical composition. A chemical change in milk occurs when it sours, involving the breakdown of lactose by bacteria to form lactic acid, altering its chemical composition.
What type of property is observed when milk sours?
Milk souring is a chemical property, as it involves a chemical change in the milk caused by the action of bacteria that convert lactose into lactic acid. This change alters the taste and texture of the milk.
Is milk souring a physical change?
It is not physical but rather chemical: milk sugar (lactose) is converted to lactic acid by Lactobacillus bacteria.
What is a physical change Milk becomes sour an iron nail rusts?
A physical change refers to a change in appearance or state that does not alter the chemical composition of the substance. When milk sours, it undergoes a physical change because its appearance and taste change, but the molecules remain the same. Similarly, when an iron nail rusts, it is a physical change because the iron's appearance changes as it forms rust, but the chemical composition of the iron is not altered.
When milk sours it undergoes a chemical change because?
yes because it is a different substance than before :)
Is curdling of milk is physical change or chemical change?
Milk curdling is a chemical change.
Is turning milk into ice cream a chemical change or a physical change?
Souring milk causes a chemical change because it changes its state of matter (from a liquid to a semi-solid), and it grows bacteria. When milk sours it causes a permanent change, therefore making it a chemical change.
Why is churning a chemical change?
Souring milk causes a chemical change because it changes its state of matter (from a liquid to a semi-solid), and it grows bacteria. When milk sours it causes a permanent change, therefore making it a chemical change.
