Question Text
Question 2 :
Out of the following solutions, the one having the highest boiling point will be :
Question 3 :
Of the following terms used for denoting concentration of a solution, the one which does not gets affected by temperature is :
Question 4 :
Which of the following 0·1 M aqueous solution will have the lowest freezing point ?
Question 5 :
Determination of correct molecular mass from Raoult’s law is applicable to :
Question 7 :
The elevation in boiling point of a solution of 13·44 gm of CuCl{tex}_2{/tex} in 1kg of H{tex}_2{/tex}O using the following information will be : (Mol. wt. of CuCl{tex}_2{/tex} = 134·4 and Kb = 0·52 Kg. mol{tex}^{–1}{/tex})
Question 8 :
The number of moles of solute present in 1000 gm of the solvent is known as :
Question 9 :
When 0·1 mole urea is dissolved in 9·9 mole water, then the vapour pressure is :
Question 10 :
The molal elevation constant is the ratio of the elevation in boiling point to :
Question 12 :
12 gm of urea is dissolved in 1 litre of water and 68·4 gm of sucrose is dissolved in 1 litre of water. The lowering of vapour pressure of first reaction is :
Question 14 :
The osmotic pressure of equimolar solution of NaCl, BaCl2 and glucose will be in the order of :
Question 17 :
For a dissociated solute in solution the value of van’t Hoff factor is :
Question 18 :
For a dissociated solute in solution the value of van’t Hoff factor is :
Question 20 :
The molecular weight of sodium chloride determined by measuring the osmotic pressure of its aqueous solution is :