Plzz answer me... how to calculate number of moles??
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I)
- Given mass of helium, m = 52 g
- Atomic mass of helium, M = 4 g
- Let the number of moles be n
Number of moles of helium is 13.
ii)
- Given number of atoms = 12.044 × 10²³ atoms
- Avogadro number = 6.022 × 10²³ amu
- Let the number of moles be n.
The number of moles of Helium is 2.
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