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Is slicing bread a reversible change?
This would be a irreversible change. If you think about it, if you let the bread sit after being toasted it will not become un-toasted. It may become mushy after time but once you toast it its toast.
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 baking bread physical or chemical change?
Classify it as chemical, the heat is used mainly to speed up the reaction.
Difference between a physical change and a chemical change?
A chemical change is the change of one or more substances into other substances. A physical change is when the state or shape of matter is changed. In a chemical change molecules are combined or beak apart to form new substances.Rusting iron is an example of a chemical change. crushing a can or tearing paper can be an example of physical change.
Is painting a door a physical or chemical change?
Physical change of the paint, not the door.
Is bread toasted a physical or chemical change?
Physical cause it is still bread
Is a bread toasted a physical or chemical change?
It is a chemical change.
What kind of change occurs on the surface of bread it is toasted?
physical change
Is toasted bread a physical or a chemical change?
Toasting bread is a chemical change because the heat causes the chemical composition of the bread to change, resulting in the browning or caramelization of the sugars in the bread. This change is irreversible, unlike physical changes such as cutting or crushing bread.
What is toasted bread a physical or chemical changes?
Both.
Is toasted bread a permanent change?
Yes
Is toasted Marshmallows a chemical change?
Yes it is a physical change
Is the toasting of bread a physical or chemical change?
This is a physical change and might include a chemical change due to the heat involved in taking the bread to its final appearance. the physical change because, there is a change in color(colour) and a slight change in shape depending on the toaster you are using.
Is slicing bread a reversible change?
This would be a irreversible change. If you think about it, if you let the bread sit after being toasted it will not become un-toasted. It may become mushy after time but once you toast it its toast.
Does toasted bread have fewer calories than untoasted bread?
Toasted bread does not have fewer calories than untoasted bread. The calorie content of bread remains the same whether it is toasted or untoasted.
Is baking bread physical change?
bread is a chemical change, not a physical change
What kind of change occurs on the surface of bread when it is toasted?
physical because its doesn't matter if toasted or not it's still made out of bread or might be chemical cause if it changes colors that's one of the signs of a chemical change look it up on goggle this is some peoples opinion so u don't know if it's right or not
