No, hard-boiling an egg is a chemical change. By cooking the egg you change its chemical composition.
it is a physical change because it would be hard to revers
Boiling an egg or baking a cake would be a couple of examples of chemical changes. For example, by boiling the egg, you're denaturing the protein by breaking bonds and such.
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Yes. Once it is boiled it cannot be changed back.
No, hard-boiling an egg is a chemical change. By cooking the egg you change its chemical composition.
Chemical change.
chemical
The egg actually turns solid inside, so that is a physical change. If the egg turned into a liquid or gas after boiling it then that would be considered "chemical change"
protein of the egg is mainly albumin. It is denatured by heating boiling and it becomes solid
it is a physical change because it would be hard to revers
Cooking is a chemical process.
It is changing from a liquid to a solid so it is chemical change.
Boiling an egg or baking a cake would be a couple of examples of chemical changes. For example, by boiling the egg, you're denaturing the protein by breaking bonds and such.
The egg actually turns solid inside, so that is a physical change. If the egg turned into a liquid or gas after boiling it then that would be considered "chemical change"
physical
physical