(i) Calculate the number of atoms in 100 u of He.[ atomic mass of He = 4u] (ii) Which of the following would weigh the least?(iii) 2 gm atom of sodium (Na=23g)(iv) 12.044 x 10^23 atoms of carbon(C=12g)

(i) Calculate the number of atoms in 100 u of He.[ atomic mass of He =

1.	(i) Calculate the number of atoms in 100 u of He.[ atomic mass of He = 4u] (ii) Which of the following would weigh the least?(iii) 2 gm atom of sodium (Na=23g)(iv) 12.044 x 10^23 atoms of carbon(C=12g)
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