Problem: Select the gas with the highest average kinetic energy per mole at 298 K.a. O2b. CO2c. H2Od. H2e. All have the same average kinetic energy.

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We’re being asked which gas has the highest average kinetic energy per mole at 298 K.


According to the kinetic molecular theory of gases, the average kinetic energy of a gas is directly proportional to the temperature of the gas: a higher temperature results in a higher average kinetic energy.


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Problem Details

Select the gas with the highest average kinetic energy per mole at 298 K.

a. O2
b. CO2
c. H2O
d. H2
e. All have the same average kinetic energy.

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Our tutors have indicated that to solve this problem you will need to apply the Kinetic Energy of Gases concept. You can view video lessons to learn Kinetic Energy of Gases. Or if you need more Kinetic Energy of Gases practice, you can also practice Kinetic Energy of Gases practice problems.

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Based on our data, we think this problem is relevant for Professor Sumner's class at UF.