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Which of the following diagrams correctly describes the behaviour of a fixed mass of an ideal gas? (T is measured in K)

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प्रश्न

Which of the following diagrams correctly describes the behaviour of a fixed mass of an ideal gas? (T is measured in K)

पर्याय

  • All of these

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उत्तर

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पाठ 6: Gaseous State - Evaluation [पृष्ठ १८१]

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सामाचीर कलवी Chemistry - Volume 1 and 2 [English] Class 11 TN Board
पाठ 6 Gaseous State
Evaluation | Q I. 24. | पृष्ठ १८१

संबंधित प्रश्‍न

Calculate the volume occupied by 8.8 g of CO2 at 31.1°C and 1 bar pressure. R = 0.083 bar L K–1 mol–1.


Compressibility factor for CO2 at 400 K and 71.0 bar is 0.8697. The molar volume of CO2 under these conditions is


25 g of each of the following gases are taken at 27°C and 600 mm Hg pressure. Which of these will have the least volume?


Explain whether a gas approaches ideal behavior or deviates from ideal behaviour if it is compressed to a smaller volume at a constant temperature.


Explain whether a gas approaches ideal behavior or deviates from ideal behaviour if the temperature is raised while keeping the volume constant.


Write the Van der Waals equation for a real gas. Explain the correction term for pressure and volume.


Under which of the following two conditions applied together, a gas deviates most from the ideal behaviour?

(i) Low pressure

(ii) High pressure

(iii) Low temperature

(iv) High temperature


Compressibility factor, Z, of a gas is given as Z = `(pV)/(nRT)`. For real gas what will be the effect on value of Z above Boyle’s temperature?


Pressure versus volume graph for a real gas and an ideal gas are shown in figure. Answer the following questions on the basis of this graph.

(i) Interpret the behaviour of real gas with respect to ideal gas at low pressure.

(ii) Interpret the behaviour of real gas with respect to ideal gas at high pressure.

(iii) Mark the pressure and volume by drawing a line at the point where real gas behaves as an ideal gas.


Isotherms of carbon dioxide gas are shown in figure. Mark a path for changing gas into liquid such that only one phase (i.e., either a gas or a liquid) exists at any time during the change. Explain how the temperature, volume and pressure should be changed to carry out the change.


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