Give the numerical value of Boltzmann constant. from Chemistry
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    States of Matter

    Multiple Choice QuestionsShort Answer Type

    31.

    Write an equation which is used to calculate kinetic energy from the values of pressure and volume.

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    32.

    Define Boltzman constant.

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    33.

    Give the numerical value of Boltzmann constant.

    k = 1·38 × 10–23J deg–1 mol–1.
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    34.

    When do gases deviate more from the ideal behaviour?

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    35.

    What is Boyle's Temperature?

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    36.

    What is compressibility factor? What is its value for an ideal gas?

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    37.

    Write vander Waals equation for n moles of a gas.

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    38.

    Explain the physical significance of van der Waals parameters.

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    39. Critical temperature for carbon dioxide (CO2) and methane (CH4) are 31·1°C and –81 ·9°C respectively. Which of these has stronger intermolecular forces and why?
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    40.

    How is pressure caused by gas molecules?

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