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In examples of chemical changes the odor of sour milk indicates a chemical change has taken place true or false?
True. The souring of milk is a chemical change caused by the breakdown of lactose sugars into lactic acid by bacteria. The change in odor is a result of this chemical reaction.
Is a erosion caused by wind a chemical change?
No, erosion caused by wind is a physical change, not a chemical change. The wind is simply moving particles of rock or soil from one place to another without altering their chemical composition.
When milk turns sour is it a chemical or physical change?
chemical change
Is a food spoiling chemical or physical change?
Foods degradation is a chemical change.
Is food spoilage a physical change?
There are several changes that occur that cause food spoilage. A loss of ph, spoilage caused by bacteria and decomposition are contributing factors to food spoilage.
Why is spoiling food a chemical change?
Food spoilage is a chemical change because it is caused both by oxidation of fats and the chemical changes involved when fungi and bacteria use enzymes to use the food for its own development.
In examples of chemical changes the odor of sour milk indicates a chemical change has taken place true or false?
True. The souring of milk is a chemical change caused by the breakdown of lactose sugars into lactic acid by bacteria. The change in odor is a result of this chemical reaction.
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.
What are two effects caused by a chemical change?
Two effects that are caused by a chemical change are changes from one substance into another. Another effect that can be caused by a chemical change is a change in the temperature of the surrounding system and substance, or a change in color of the substance.
Can a chemical cause a chemical change?
A chemical change can be caused by a reaction. It an element or compound reacts with another, it is known as a chemical change.
Is a cavity a physical change?
The tooth is rotting so it is changing its nature due to the influence of bacteria or the acid secreted by bacteria. If the new material is no longer dentine but the byproducts of decay then it is a chemical change.If the tooth breaks then that is a physical change.
What kind of change is caused by cutting?
Chemical Change
Is it a physical or chemical change. Acids produced by bacteria in plaque cause teeth to decay?
This is a chemical change because the acids produced by bacteria in plaque are reacting with the minerals in the teeth, breaking them down and causing decay.
Is taste a physical or chemical change?
Chemical, caused by saliva, without saliva you cannot taste anything
Is a erosion caused by wind a chemical change?
No, erosion caused by wind is a physical change, not a chemical change. The wind is simply moving particles of rock or soil from one place to another without altering their chemical composition.
A color change on metal that is caused by a chemical change?
tarnish or something
When bacteria convert milk to yogurt is it a physical or chemical change?
The conversion of milk to yogurt is a chemical change. The bacteria in yogurt culture ferment the lactose in the milk into lactic acid, which changes the chemical composition and properties of the milk, resulting in the formation of yogurt.
