(ii) 0.5 mole of N atoms (mass from mole of atom)
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The mass of 0.5 mole of nitrogen atom is 7 g.
The molar mass of element nitrogen is equivalent to 14 g/mol.
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Answer:
Explanation:
Number of moles (n)=
molecular weight
weight
Weight=n×Molecular weight
=0.5×14
Mass=7g
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