Home
Class 12
CHEMISTRY
A solution is obtained by dissolving 12g...

A solution is obtained by dissolving `12g`of urea(mol.wt.60)in a litre of water.Another solution is obtained by dissolving `68.4g` of cane sugar (mol.wt.342)`in a litre of water at are the same temperature .The lowering of vapour pressure in the first solution is

A

same as that of `2 ^(nd ) ` solution

B

nearly one - fifth of the `2^(nd)` solution

C

double than that of `2^(nd )` solution

D

nearly five times that of ` 2^(nd)` solution

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

The molarity of a solution obtained by dissolving 0.01 mol of NaCl in 500 mL of solution is ________.

Determine the osmotic pressure of a solution prepared by dissolving 25 mg of K_2SO_4 in 2 litres of water at 25^@C , assuming that it is completely dissociated.

What is the molar mass of a solute of a solution prepared by dissolving 0.196 g of it in 3 dm^3 of water has an osmotic pressure 0.196 atm at 300 K?

A solution containing 34.2 g of cane sugar (C_(12)H_(22)O_(11)) dissolved in 500 cm3 of water froze at - 0.374°C. Calculate the freezing point depression constant of water.

A solutions is prepared by dissolving 394 g of a nonvolatile solute in 622 g of water. The vapour pressure of solution is found to be 30.74 mm Hg at 30^@C . If vapour pressure of water at 30^@C is 31.8mm Hg, what is the molar mass of solute?

On dissolving sugar in water at room temperature solution feels cool to touch. Under which of the following cases dissolution of sugar will be most rapid?

What is the molar mass of a solute if a solution prepared by dissolving 0.822g of it in 300 mdm3 of water has an osmotic pressure of 149 mm Hg at 298 K?