What is the relation between Mole ,Avogadro number and mass. explain with examples

Asked by topper1996 | 2nd Oct, 2010, 09:38: AM

Expert Answer:

OneMole=6.02*1023 (Avogadro's No.)   atoms/ions/molecules/particles 

No. Of moles=Mass /Molecular weight
 
Let us take an example of 2gm of hydrogen.
 
No. Of moles of hydrogen molecule=2(wt.)/2(Mol. wt)
 
=1 mole of hydrogen molecules
 
=6.02*1023  molecules of hydrogen.

Answered by  | 2nd Oct, 2010, 11:57: AM

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