Agas bulb of 1 mL capacity contains 2-0x1021 molecules of nitrogenexerting a pressure of 7-57x103 Nm-2- The root meansquare speed of the gas molecules is

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Standard XII

Chemistry

Derivation of Kp and Kc

Agas bulb of ...

Question

A gas bulb of 1 mL capacity contains 2.0x10²¹ molecules of nitrogen exerting a pressure of 7.57x10³ Nm^-2. The root mean square speed of the gas molecules is

274 ms^-1

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494 ms^-1

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690 ms^-1

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988 ms^-1

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Solution

The correct option is B
494 ms^-1

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A gas bulb of 1 mL capacity contains 2.0x1021 molecules of nitrogen exerting a pressure of 7.57x103 Nm-2. The root mean square speed of the gas molecules is

The correct option is B 494 ms-1

A gas bulb of 1 mL capacity contains 2.0x10²¹ molecules of nitrogen exerting a pressure of 7.57x10³ Nm^-2. The root mean square speed of the gas molecules is

The correct option is B
494 ms^-1