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प्रश्न
Prove the Following :
One mole of any gas contains th e same number of molecules.
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उत्तर
Since by definition of a mole it is defined as the amount (mass) of a substance containing elementary particles like atoms, molecules or ions equal to Avogadro's number i .e. 6 .023 x 1023 so one mole of any gas contains th e same number of molecules.
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संबंधित प्रश्न
Calculate the molar mass of the following substance:
Sulphur molecule, S8
Convert into mole.
22 g of carbon dioxide
How many moles of O2 are there in 1.20 × 1022 oxygen molecules ?
How many moles are there in 34.5 g of sodium ? (Atomic mass of Na = 23 u)
Calculate the mole ratio of 240 g of calcium and 240 g of magnesium. (Ca = 40 u ; Mg = 24 u)
How many moles of oxygen atoms are present in one mole of the following compounds ?
- Al2O3
- CO2
- Cl2O7
- H2SO4
- Al2(SO4)3
What is the value of Avogadro's number?
What do you understand by the term mole? How many elementary units are in one mole of a substance?
Calculate the number of moles of CO2 which contain 8.00 g of O2
Calculate the mass of 0.1 mole of the following:
CaCO3
(Ca = 40, Na = 23, Mg = 24, S = 32, C = 12, Cl = 35.5, O = 16, H = 1)
