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When is a phase change and when is it a sign of a chemical change?
Wiki User
∙ 9y ago
After a physical change the molecule remain intact.
After a chemical change the molecule is modified.
Wiki User
∙ 8y ago
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Why is a phase change not a chemical reaction?
Because chemical bonds are not formed or broken by a phase change.
Are phase changes physical or chemical in nature?
A phase change is a physical change. It is not a chemical change.
Is a phase change an example of a physical or chemical or nuclear or a covalent change?
Phase change is a physical change.
Is a Chang in a phase a physical change or chemical Chang?
A change in phase is a physical process.
Is the condensation of water vapor a chemical change?
A phase change is not a chemical change since the chemical remains the same; water is still water, whether it is in the solid, liquid, or gas phase.
A specific type of physical change is a change Chemical Bond Size Phase?
It would be a phase change.
Is burning a match a phase change?
Is burning a phase change. Explain? Ans: No because, its a chemical reaction
Is changing of color a sign of chemical change?
The change of color may be a sign of a chemical reaction.
Is Gas produced from a reaction is a phase change and not a chemical change.?
A gas released during a chemical reaction is a chemical change.
How does carbon dioxide change?
chemical because it is changing the state from solid to a gas in which is a chemical change
Why is dry ice disappearing a chemical change?
It isn't. Answer --> It is an example of phase change and thus a physical change. Not a chemical change
What is a change in phase from a solid directly to a gas is called what?
chemical change
