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Physical.
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When milk spoils it smells bad this is a sign of physical change?
Chemical Change Only
When a glass of milk spoils for a week does it cause a physical or chemical change?
Both: a physical change as the curds (solids) separates from the whey (liquid), and a chemical change as the decomposition of the milk takes place, producing molds on the surface and a sour smell and taste.
When milk spoils it smell bad is this a physical change or chemical change?
It is a chemical change because you cannot not make the smell go away, if you could it would be a physical change
When milk spoils it smells bad What kind of reaction is it?
Chemical change
What is the physical changes in matter?
Physical changes in matter are when physical properties are changed. Some physical properties are size and color. When a physical change in matter occurs, the material may have changed size (gotten smaller) due to weathering and erosion. Chemical changes are when the chemical composition of a substnce is changed. For example a chemical change would be iron turning into rust due to the process of oxidation
What is the following is a physical property of a substance?
Chalk can be broken into pieces.
Is pouring milk into oatmeal a chemical or physical?
Physical
Is boiling milk a physical change or chemical?
Boiling milk is a physical change because it does not alter the chemical composition of the milk. The heat causes the milk to change from a liquid to a gas without changing its molecular structure.
What is causes milk to sour?
Milk is sour because it is spoiled and how milk spoils is if you leave it out so long that it will get so spoiled and it will smell so funny that you will wanna take it out of your refrigerator. So that is why milk is so sour.[ IF YOU DISAGREE TO ANY OF THIS MAKE YOU AN ACCOUNT AND CORRECT ME AND I WILL SEE WHAT YOU SAY AND ADD THAT TO WHY MILK SPOILS].
Is the cereal and milk is physical or chemical?
Cereal and milk is a physical mixture, not a chemical one. When you pour cereal into milk, it doesn't create a new substance through a chemical reaction. The components of cereal and milk retain their individual properties.
Is curdling of milk is physical change or chemical change?
Milk curdling is a chemical change.
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.
