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प्रश्न
Calculate the molecular mass of ethanoic acid, CH3COOH.
(Atomic masses: C = 12 u; H = 1 u; O = 16 u)
Calculate the molecular mass of the following compound:
CH3COOH
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उत्तर
Given:
Atomic mass of C = 12 u
Atomic mass of O = 16 u
Atomic mass of H = 1 u
Therefore, molecular mass of CH3COOH can be calculated as follows:
(2 × 12) + (4 × 1) + (2 × 16)
= 24 + 4 + 32
= 60
Hence, the molecular mass of ethanoic acid is 60 u.
संबंधित प्रश्न
Calculate the molecular mass of nitric acid, HNO3. (Atomic masses : H = 1 u ; N = 14 u ; O = 16 u)
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Given atomic mass of Cu = 63·5, H = 1, O= 16, C = 12, N = 14, Mg = 24, S = 32
Calculate the molecular mass of the following:
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The formula unit mass of Ca3 (PO4)2 is ————.
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\[\ce{CaCO3 + 2HCl -> CaCl2 + H2O + CO2}\]
How many moles of \[\ce{HCl}\] will react with 5 moles of calcium carbonate?
