Advertisements
Advertisements
Questions
Define the term.
Molar volume
Define the meaning of term molar volume.
Advertisements
Solution
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.
APPEARS IN
RELATED QUESTIONS
What is the mass of 4 moles of aluminium atoms (Atomic mass of aluminium = 27)?
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.
What is the mass of 0.2 mole of oxygen atoms ?
Explain the term:
Gram mole
What do you understand by the term mole? How many elementary units are in one mole of a substance?
Fill in the blank
Avogadro's number is equal to ______
Explain the term:
Molar volume
The molecular formula for elemental sulphur is S8. In a sample of 5.12 g of sulphur:
How many moles of sulphur are present?
Cost of Sugar (C12H22 O11) is Rs 40 per kg; calculate its cost per mole.
The number of molecules in 4.25 g of ammonia is ______.
