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Is an egg boiling a chemical reaction or a physical reaction?
chemical
Why is the boiling of water a physical reaction and not a chemical reaction?
During boiling the chemical composition is not changed.
Is ethanol boiling a chemical reaction?
no, boiling is a physical change
If ethyl alcohol boils at 79 degrees Celsius a physical or chemical change?
Boiling of ethyl alcohol at 79 degrees Celsius is a physical change. It is a reversible process where the alcohol changes from liquid to vapor state without undergoing a chemical reaction.
Is boiling water a chemical or physical process?
Water boiling is a physical change and not a chemical reaction. In a physical reaction there is no new substance formed as is the case with chemical reactions. In boiling water there is no new substance produced.
Is boiling alcohol and then considering the vapor a chemical change?
Yes, boiling alcohol and considering the vapor is a physical change as it does not alter the chemical structure of the alcohol molecules. The alcohol vapor can be condensed back into liquid alcohol without undergoing a chemical change.
Is a kettle boiling a chemical reaction?
When a kettle is boiling you are able to see the chemical reaction, from the stem leaving the kettle.
Why are physical processes like freezing and boiling not chemical reaction?
Freezing and boiling do not change the chemistry in the process.
What is a psyhical reaction?
A physical reaction, or change, is one that can be observed without changing the chemical composition of the substance. Boiling is a physical change because the substance that is boiling does not change its chemical composition. For example, water is still H2O whether it is boiling or not boiling.
Is evaporating alcohol a chemical property?
no,it is not a chemical property as no new product is formed during evaporation..
Is boiling always a sign of a chemical reaction?
No, boiling is not always a sign of a chemical reaction.
Is water boiling sugar dissolving or nails rusting a chemical reaction?
Water boiling is a physical process; also dissolving. Rusting is a chemical process (oxidation).
