Homework Help: Chemistry

Posted by jessica on Sunday, November 28, 2010 at 10:20pm.

which is an example of physical change
1.water decomposing into hydrogen and oxygen
2.potassium and bromine combining to form potassium bromide
3.solid ice melting into liquid water
4.none of the above

i think its 3.

Chemistry - Kayla, Sunday, November 28, 2010 at 10:53pm
A physical change in a substance doesn't change what the substance is.

I also think it is 3.

It couldnt be 1 or 2.
Chemistry - DrBob222, Sunday, November 28, 2010 at 11:08pm
3 it is.

Answer this Question

Related Questions

Chemistry - Need Help On This Question.! Potassium chloride reacts with bromine ...
chemistry - 15.45 grams of solid potassium chlorate decomposes when heated to ...
chemistry - Potassium nitrate is made by adding potassium chloride to hydrogen ...
science - Which of the following pairs of elements are likely to form ionic ...
Chemistry - if you could just help me set them up the would do me some good. ...
science - Will you please check a few more? Physical change, chemical change or ...
chemistry - When potassium chlorate is heated, it decomposes into potassium ...
CHEMISTRY - Consider an aqueous solution prepared from 250.0 mL of water and 1....
chem (science) - Which of the following pairs of elements are likely to form ...
chemistry - what effect would each of the errors decribed below have on the ...

For Further Reading

First Name:
School Subject:
Answer: