Q.

Which of the following is not an assumption of the kinetic theory of gases?
 

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a

Gas particles have negligible volume.

b

A gas consists of many identical particles which are in continual motion.

c

At high pressure, gas particles are difficult to compress.

d

Collisions of gas particles are perfectly elastic.

answer is B.

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Detailed Solution

Because particles struggle to compress under high pressures. Such an assumption is not made by the kinetic theory of gases. The kinetic theory of gases' postulates mentions the low-pressure situation but not the high-pressure one.

So, option B is correct answer.

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