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प्रश्न
Calculate the molecular masses of the following :
- Hydrogen, H2
(Atomic masses : H = 1 u ; O = 16 u ; Cl = 35.5 u ; N = 14 u ; C = 12 u)
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उत्तर
- Given:
Atomic mass of H = 1 u
Therefore, molecular mass of H2 can be calculated as follows:
1 × 2 = 2
Hence, molecular mass of H2 is 2 u.
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संबंधित प्रश्न
Calculate the molecular mass of Cl2.
Calculate the molecular masses of the following :
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Given atomic mass of Cu = 63·5, H = 1, O = 16, C = 12, N = 14, Mg = 24, S = 32
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Calculate the gram molecular mass of calcium carbonate involved in this reaction.
Write the name of the following compound and deduce its molecular mass.
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\[\ce{CaCO3 + 2HCl -> CaCl2 + H2O + CO2}\]
What is the volume of carbon dioxide liberated at S.T.P. at the same time?
