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What else can I help you with?
Why milk sour rapidly in summer than in winter?
Because it is hotter in the summer
Is a bottle of milk that sours a physical or chemical change?
This is a chemical change.
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 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.
Explain why curd forms when milk sours?
The curd is the fat in the milk that sticks together. ------------------------------------------------------------------- I think it is the proteins rather than the fat that are responsible for the formation of curd - after all you can get fat free curd cheese.
When milk sours does it become a physical change?
No it is a chemical change because you change it back to normal.
What can yaks do?
The animal, I assume you are thanking about, has been a sours of milk for the people living in North West china. There mead can also be rich sours of nutrias. And lets not forget they can be as soft as a teddy bear.
When milk sours it undergoes a chemical change because?
yes because it is a different substance than before :)
Why do you think Curd sets faster in summer than in winter?
The bacteria (Lactobacillus) needs warmth to convert milk to curd. So the setting of curd is faster in summer.
Is milk souring a physical change?
It is not physical but rather chemical: milk sugar (lactose) is converted to lactic acid by Lactobacillus bacteria.
Why formation of curd takes more time in winter than in summer?
the curd turn sour due to the reason that the bacteria lactobacillus which is present in curd produce waste or secondary products which turn curd in sour taste, now in summer this phenomena occur with higher speed as the bacteria get its favabourable or optimum temprature to grow..
Explain the Milk sours if left out for a day or two but will last two weeks in the refrigerator?
Milk contains bacteria. Bacteria reproduces. When bacteria reproduces it lowers the pH of milk. When the pH of milk is lowered, Milk tastes sour. Bacteria reproduces faster at room temperature than it does at cold temperatures. So. Your milk will last longer in a refrigerator.
