The average kinetic energy of an ideal gas per molecule in SI units at 25°C will be

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6.17×10−21kJ

6.17×10−21J

6.17×10−20J

6.17×10−23J

answer is B.

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Detailed Solution

Average kinetic energy per moleculeK.E¯¯=32KT=32×8.3146.02×1023×298=6.17×10−21J

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