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प्रश्न
Explain the term:
Molar volume
Explain the meaning of the term molar volume.
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उत्तर
Molar volume is the volume occupied by one mole of a substance, most commonly a gas, under specified conditions of temperature and pressure.
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संबंधित प्रश्न
Convert into mole.
12 g of oxygen gas
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Two oxides of a metal (M) have 20.12% and 11.19% oxygen. The formula of the first oxide is MO. Determine the formula of the second oxide.
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Correct the following statement :
Equal masses of all gases under identical conditions contain the same number of molecules.
A gas cylinder can hold 1 kg of hydrogen at room temperature and pressure.
(a) Find the number of moles of hydrogen present
(b) What weight of CO2can the cylinder hold under similar conditions of temperature and pressure? (H = 1 C = 12, O = 16)
(c) If the number of molecules of hydrogen in the cylinder is X, calculate the number of CO2 molecules in the cylinder with the same conditions of temperature and pressure.
(d) State the law that helped you to arrive at the above result.
Calculate the number of moles of CO2 which contain 8.00 g of O2
The molecular formula for elemental sulphur is S8. In a sample of 5.12 g of sulphur:
How many moles of sulphur are present?
How many grams are there in the following?
2 moles of the hydrogen molecule, H2.
