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one gram of which below elements has the most atoms in its?
a) H b) D C)T D) He
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Answer Posted / ulab
One mole of 'X' contains 6.023 × 10 power 23 atoms
Mole = Weight / Molecular weight
1g of hydrogen, Deuterium, Tritium, Helium has 1, 0.5, 0.33,
0.25 mole of atoms respectively.
So one gram of hydrogen has more number of atoms among the
other i.e)6.023 × 10 power 23 atoms
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