Question

Heat capacity?

Answer 1

of what

Answer 2

of ice?air,water

Answer 3

If you are looking for the definition of that term, then
https://www.google.com/search?q=what+is+Heat+capacity%3F&aq=f&oq=what+is+Heat+capacity%3F&aqs=chrome.0.57j0l3.2506&sourceid=chrome&ie=UTF-8

Anyway, I would say that this question belongs to
http://openstudy.com/study#/groups/Physics

And as kittyyyyy pointed out, the question is not specific enough.