The amount of heat absorbed when one mole of a liquid is changed into gas at its boiling point is_____________________?

Related Mcqs:

1. The quantity of heat required to convert one mole of liquid into its vapours at its boiling point is called molar heat of__________________?

   A. vaporization B. evaporation C. crystallization D. sublimation...

2. If we provide very high amount of heat to a liquid its boiling point will__________________?

   A. increase B. remains constant C. decrease D. there will be no boiling...

3. 0.5 mole of nitrogen gas and 0.5 mole of carbon monoxide gas at STP have same_____________?

   A. Value of a B. Mass C. Atoms D. Both B and C...

4. If heat is to be supplied continuously to a liquid at its boiling point, the temperature remains constant because:

   A. Extra heat is spread in the air B. High energy molecules continuously leaving the surface of liquid C. The forces of attractions become stronger D. The vapour pressure of the boiling liquid becomes greater than the external pressure Submitted by: mdcatguru...

5. The law which states that the amount of gas dissolved in a liquid is proportional to its partial pressure is___________?

   A. Dalton’s law B. Gay Lussac’s law C. Henry’s law D. Raoult’s law Submitted by: Muhammad Ali Kunbhar...

6. The molal boiling point constant is the ration of the elevation of boiling point to____________________?

   A. Molarity B. Molality C. More fraction of solvent D. Mole fraction of solute...

7. Why do we determined the boiling point of a liquid?

   A. To check its Acidity and Basicity B. To Check temperature C. To check its Purity and nature D. None of These Submitted by: Naintara Mustafa...

8. If a graph is plotted between temperature on x-axis and volume on y-axis for 1 mole of gas then we get straight line which cuts the temperature exis at________________?

   A. 0?C B. 273.16K C. ?273.16 K D. ?273.16?C...

9. One mole of an ideal gas at 546.5 K under 2 atm pressure has a volume of________________?

   A. 22.414 m3 B. 44.828 dm3 C. 22.414 dm3 D. 11.212 cm3...

10. What will be the pressure of 1 mole of an ideal gas maintained at 300 K and 250cm3 volume ?

    A. 98.5 atm B. 96.7 atm C. 95.8 atm D. 97.1 atm...