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1.
Iodine was added to a system of water and 
. The concentrations of iodine in water and were found to be 
respectively. The ratio 
will not change only if :
. The concentrations of iodine in water and were found to be respectively. The ratio will not change only if :
2.
Which of the following associated with isotonic solutions is not correct?
3.
The freezing point (in 
of a solution containing 0.1 g of 
(mol.wt.329) in 100 g of water is :
(
)
of a solution containing 0.1 g of (mol.wt.329) in 100 g of water is :(
)
4.
The Henry's law constant for the solubility of 
gas in water at 298 K is 
. The mole fraction of In air is 0.8 The number of moles of from air dissolved in 10 moles of water of 298 K and 5 atm pressure is
gas in water at 298 K is . The mole fraction of In air is 0.8 The number of moles of from air dissolved in 10 moles of water of 298 K and 5 atm pressure is
5.
Van't Hoff factor more than unity indicates that the solute in solution has
6.
The condition for the validity of Henry's law are :
7.
In an osmotic pressure measurement experiment, a 5% solution of compound 'X' is found to be isotonic with a 2 % acetic acid solution . The gram molecular mass of 'X' is
8.
Which is a colligative property ?
9.
for water is 1.86 K-kg-
. If your automobile radiator holds 1.0 kg of water, how many grams of ethylene glycol 
must you add to get the freezing point of the solution lowered to 
?
for water is 1.86 K-kg-. If your automobile radiator holds 1.0 kg of water, how many grams of ethylene glycol must you add to get the freezing point of the solution lowered to ?
10.
Vapour pressure of a solvent containing non-volatile solute is :