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Elevation in Boiling Point

The molal boi...

Question

The molal boiling point constant for water is . When 0.1 mole of sugar is dissolved in 200 ml of water, the solution boils under a pressure of one atmosphere at

A

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B

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C

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D

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Solution

The correct option is C

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The molal boiling point constant for water is 0.513°C kgmol^-1. When 0.1 mole of sugar is dissolved in 200g of water, the solution boils under a pressure of 1 atm at:

The molal boiling point constant for water is . When 0.1 mole of sugar is dissolved in 200 ml of water, the solution boils under a pressure of one atmosphere at

Q. The molal boiling point constant of water is

{0.573}^{\circ} C k g m o l e^{- 1}

0.1 m o l e

of glucose
is dissolved in

1000 g

of water, the solution boils under atmospheric pressure at:

The molal elevation constant for water is 0.512Kkg/mol. If one mole of glucose is dissolved in 100g of water the boiling point is elevated by

30 g

of a solute of molecular weight

154 g m o l^{- 1}

is dissolved in

250 g

of benzene, what will be the boiling point of the resulting solution under atmospheric pressure?
The molal boiling-point elevation constant for benzene is

2.61 K k g m o l^{- 1}

and the boiling point of pure benzene is

{80.1}^{o} C .

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