2. liquids
3. plasmas
4. all of the above
Answer:
All of the above
Explanation:
Hopes this helps, let me know if it's not.
Answer : The number of moles of is,
moles.
Solution :
As we know that,
1 mole contains number of molecules
As, number of molecules of
are present in 1 mole of
So, number of molecules of
are present in
moles of
Therefore, the number of moles of is,
moles.