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6. The root mean square speed of hydrogen molecules of an ideal hydrogen gas kept in a gas chamber at

0°C is 3180 metres/second. The pressure on the hydrogen gas is  (Density of hydrogen gas is 8.99×10-2 kg/m3  , 1 atmosphere  =1.01×105 N/m2

(a) 1.0 atm                                      (b)  1.5 atm

(c)   2.0 atm                                   (d)  3.0 atm

Answer-d

 

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