Solutions Quiz 8 – Punjab Meritorious School Preparation Portal

Welcome to your 26th Aug Solutions Quiz 8 CBT TEST

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Name

Email

School Name with City

Phone Number

0.85 K

– 3.53 K

0 K

– 0.35 K

– 0.372 °C

– 0.520 °C

+ 0.372 °C

– 0.570 °C

3

4

1

2

Osmotic pressure of 0.4 % urea solution is 1.64 atm and that of 3.42 % cane sugar is 2.46 atm. When the above two solutions are mixed, the osmotic pressure of the resulting solution is :

0.82 atm

2.46 atm

1.64 atm

4.10 atm

N/20

N/40

N/50

N

0.654 °C

– 0.654 °C

6.54 °C

– 6.54 °C

Which of the following solutions will exhibit highest boiling point?

The freezing point of 1% solution of lead nitrate in water will be:

2 °C

1 °C

0 °C

below 0 °C

An aqueous solution is 1.00 molal in KI. Which change will cause the vapour pressure of the solution to increase?

The molal elevation constant for water is 0.52. What will be the boiling point of 2 molar sucrose solution at 1 atm pressure? (Assume B.P. of pure water as 100 °C)

101.04 °C

100.26 °C

100.52 °C

99.74 °C

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