Number of atoms of He in 100 amu of He is : (Atomic mass of He is 4) :-

Number of atoms of He in 100 amu of He is : (Atomic mass of He is 4) :-
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Number of atoms of He in 100 amu of He is : (Atomic mass of He is 4) :- A. 25 B. 100 C. 50 D. `100 xx 6 xx 10^(-23)`
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