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प्रश्न
Calculate the molecular mass of the following in u.
NH3
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उत्तर
Molecular mass of NH3 = (1 × Average atomic mass of N) + (3 × Average atomic mass of H)
= (1 × 14.0 u) + (3 × 1.0 u)
= 17 u
The molecular mass of NH3 = 17 u
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