MEDIUM
JEE Main
IMPORTANT
Earn 100
Vapour pressure – temperature curves of pure solvent and a solution containing a non-volatile solute are depicted in the figure aside. Select the correct statement(s) of the following.
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Important Questions on Solutions
MEDIUM
JEE Main
IMPORTANT
The ebullioscopic constant depends upon
MEDIUM
JEE Main
IMPORTANT
How does sprinkling of salt help in clearing the snow-covered roads in hilly areas? Explain the phenomenon involved in the process.
HARD
JEE Main
IMPORTANT
If glycerin, , and methyl alcohol, , sell at the same price per pound, which one would be cheaper for preparing an antifreeze solution for the radiator of an automobile?
HARD
JEE Main
IMPORTANT
Camphor, , which has a freezing point of , has a freezing point depression constant of . Explain the usefulness and the limitations of camphor as a solvent for the determination of molecular weights. For what kind(s) of solute(s) would camphor be especially useful?
HARD
JEE Main
IMPORTANT
A certain solution of molal benzoic acid in benzene has a freezing point of and a normal boiling point of . The freezing point of benzene is and its boiling point is . Explain these observations, and suggest state for the solute particles at the two temperatures.
EASY
JEE Main
IMPORTANT
The value of for water is , calculated from glucose solution. The value of for water calculated for solution will be
MEDIUM
JEE Main
IMPORTANT
In which case, depression freezing point is equal to cryoscopic constant for water?
MEDIUM
JEE Main
IMPORTANT
The amount of urea to be dissolved in of water to produce a depression of in the freezing point is:
