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Magazine Problem 1
What is an ideal gas? Under what conditions does a real gas behave ideally?
Problem 2
The volume occupied by \(7 \mathrm{~g}\) of nitrogen gas at \(\mathrm{STP}\) is
Problem 3
Why do the gases exert pressure?
Problem 6
2 moles of \(\mathrm{CO}_{2}\) gas contain the same number of atoms as moles of CO.
Problem 8
What is the amount of \(\mathrm{H}_{2} \mathrm{SO}_{4}\) (in grams) present in \(0.2\) moles of sulphuric acid?
Problem 11
Calculate the volume occupied by \(11 \mathrm{~g}\) of \(\mathrm{CO}_{2}\) gas at STP.
Problem 14
If the mole fraction of a solute in a binary solution is \(0.3\), what could be the mole fraction of the solvent in the solution?
Problem 17
The empirical formula of a compound is \(\mathrm{CH}_{2} \mathrm{O}\). If the vapour density is 60 , what would be the molecular formula of the compound?
Problem 19
The molecular formula of a gas with vapour density 15 and empirical formula \(\mathrm{CH}_{3}\) is
Problem 21
State Avogadro's law.
