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प्रश्न
Define the term.
Molar volume
Define the meaning of term molar volume.
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उत्तर
One mole of any gaseous molecules occupies 22.4 dm3 (litre) or 22400 cm3 (ml) at standard temperature and pressure (STP). This volume is known as the molar volume.
संबंधित प्रश्न
A gas cylinder can hold 1 kg of hydrogen at room temperature and pressure
1) Find the number of moles of hydrogen present.
2) What weight of CO2 can the cylinder hold under similar conditions of temperature and pressure? (H = 1, C = 12, O = 16)
3) If the number of molecules of hydrogen in the cylinder is X, calculate the number of CO2 molecules in the cylinder under the same conditions of temperature and pressure.
4) State the law that helped you to arrive at the above result.
How many atoms are there in 0.25 mole of hydrogen ?
What is meant by ‘a mole of carbon atoms’ ?
Which of the following pair of elements represents a mole ratio of 1 : 1 ?
Deduce the number of molecules of the following compound in the given quantity.
32g oxygen
Calculate the number of molecules in 12.8g of sulphur dioxide gas. Take Avogadro's number as 6 x 1023.
[S = 32, 0 = 16 ]
A sample of ammonium nitrate when heated yields 8.96 litres of steam (measured at STP)
NH4NO3 → N2O + 2H2O
What mass of ammonium nitrate should be heated to produce 8.96L of steam?
The equation for the burning of octane is:
\[\ce{2C8H18 + 25O2 -> 16CO2 + 18H2O}\]
How many moles of carbon dioxide are produced when one mole of octane burns?
Calculate the number of atoms in the following:
52 amu of He
What is Molar volume of a gas?
