Temperature is a measure of the average kinetic energy of a gas?

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SUMMARY

Temperature is defined as a measure of the average kinetic energy of particles in a gas, particularly applicable to ideal monoatomic gases. This relationship arises from the derivation of velocity distributions leading to kinetic energy distributions characterized by the temperature parameter, T. However, this concept does not extend to all gas types; for non-ideal gases, additional forms of internal energy, such as rotational, vibrational, and electronic energy, must be considered.

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Avanthica
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Why do they say temperature is a measure of average kinetic energy how is this possible. how can we take it is it applicable for all types of gases?
 
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Avanthica said:
how can we take it is it applicable for all types of gases?
Apparently all types of gases behave very similarly -- almost like an ideal gas .

For such an ideal gas one can derive velocity distributions ##\Rightarrow## kinetic energy distributions that have a parameter ##T##. And that parameter ##T## we call the temperature.
 
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Avanthica said:
Why do they say temperature is a measure of average kinetic energy how is this possible. how can we take it is it applicable for all types of gases?
It is not applicable for all types of gasses. It is only applicable for ideal monoatomic gasses. For other gasses thermal energy involves other forms of internal energy
 
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Dale said:
other forms of internal energy
What are the other forms of internal energy taken here?
 
Avanthica said:
What are the other forms of internal energy taken here?
Rotational, vibrational, electronic, etc.
 
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