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It is a chemical change. because starch present in bread is converted into carbon and carbon dioxide and reverse of the process is not possible.
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∙ 14y ago
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Is Burning wood is an example of physical change.?
I think you mean "Is burning a paper a physical change?" Burning a paper is not a physical change. It is a chemical change. Because you can't turn the ashes of the paper into a normal paper again. Examples of physical change: Cutting a paper, sharpening a pencil, writing on a paper... Examples of chemical change: Rotten egg, Rusted steel, molded bread...
Is bread breaking a physical or chemical change?
Physical
Is burning toast in the toaster physical or chemical?
Yes, it is. The process by which heat changes the molecules of the bread from white and soft to brown and crispy is a chemical change. A chemical change does NOT mean you have to add chemicals. It just means the chemicals (molecules) in the substance changed their chemistry. So slicing bread is a physical change, but toasting it is a chemical change.
What type of change is cutting bread?
Cutting bread is a mechanical or physical change, not a chemical change.
Is slicing bread chemical change?
slicing bread is considered a physical change because the bread is still bread after it is sliced. A chemical change for bread is the ingredients mix together to make bread
Is burning bread physical or chemical change?
It is a chemical change. because starch present in bread is converted into carbon and carbon dioxide and reverse of the process is not possible.
Is burning toast a physical change?
Burning toast would be a chemical change. The bread would be changed into carbon and the reaction can not be reversed.
Is slincing bread physical or chemical change?
Slicing bread is a physical change because it does not change the chemical composition of the bread.
Is baking bread physical change?
bread is a chemical change, not a physical change
Is slicing a bread a chemical or a physical?
Slicing bread is a physical change, because each slice of bread has the same chemical composition as it had before it was sliced.
Is Burning wood is an example of physical change.?
I think you mean "Is burning a paper a physical change?" Burning a paper is not a physical change. It is a chemical change. Because you can't turn the ashes of the paper into a normal paper again. Examples of physical change: Cutting a paper, sharpening a pencil, writing on a paper... Examples of chemical change: Rotten egg, Rusted steel, molded bread...
Is yeast causing bread to rise is a physical or chemical change?
Yeast rising bread works because yeast (an organism) converts starch to carbon dioxide which makes bread grow. This can be seen as a chemical reaction (yeast converting starch to CO2 gas) or a physical reaction (the CO2 making the bread expand).
Is bread a physical or chemical change?
chemical
Is bread breaking a physical or chemical change?
Physical
How is toasting bread chemical or physical change?
It is a chemical change because you can not return it to bread
When bread is baked is that a physical change or a chemical change?
chemical
Is toasting bread chemical or a physical change?
chemical change
