Solution Quiz-01

1. A molal solution is one that contains one mole of a solute in

 
 
 
 

2. An azeotropic solution of two liquids has boiling point lower than either of them when it

 
 
 
 

3. For a dilute solution, Raoult’s law states that

 
 
 
 

4. The Henry’s law constant for the solubility of N2 gas in water at 298 K is 1.0×105 atm. The mole fraction of N2 in air is 0.8. The number of moles of N2 from air dissolved in 10 moles of water of 298 K and 5 atm pressure is

 
 
 
 

5. The vapour pressure of Acetone at 20ºC is 185 torr. When 1.2g of a non-volatile substance was dissolved in 100g of acetone at 20ºC, its vapour pressure was 183 torr. The molar mass of the substance is

 
 
 
 

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