Answers.com > Wiki Answers > Categories > Science > Chemistry > Is a change of state a physical change?

Is a change of state a physical change?

In: Chemistry [Edit categories]

Answer:

Yes

First answer by Bregon126. Last edit by Bregon126. Contributor trust: 1 [recommend contributor ]. Question popularity: 2 [recommend question].

[report abuse]

Can you answer these Chemistry questions?

	What are elements with the same number of protons but different number of electrons called?	Answer it!
	What are the advantages and disadvantages of the cantilever bridge?	Answer it!
	What happens when lead nitrate crystals are heated?	Answer it!
	Is Magnesium oxide soluble?	Answer it!
	Is void same as interstitial space?	Answer it!

Why changes of state are physical changes?
Melting, evaporating, condensing (gas to liquid), freezing, sublimation, and deposition.
Why is a change of state a physical change?
The identity of the property does not change so the physical properties change but not the chemical
Is change in state a physical change?
Yes, because the chemical composition remains unchanged. Water is still H2O whether it is solid, liquid or a vapour.
Change of state is a physical change?
Yes, it is a physical change. For if it was a chemical change, it would not be able to change back; but when you are just changing the state of the item/substance it can be changed back.
Is a change in state a physical change?
yes