BITSAT 2018 Paper
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Question : 28 of 150
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The mass of H 2 molecule is 3.32 × 10 – 24 g. If 10 23 hydrogen molecules per second strike 2 c m 2 of wall at an angle of 45° with the normal, while moving with a speed of 10 5 cm/s, the pressure exterted on the wall is nearly.
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