If the molar mass of oxygen is 32 x 10 kg and this occupies a volume of 22.2 litres at S. T.P., calculate the root mean-square velocity
of hydrogen at 273°C. [Molar mass of hydrogen = 2 x 10-3kg]
of 0 m3
*
of 105
m​

Answerthe simplified expression isexplanationthe given expression is,let us deal with the bracket first.the two negatives in the parenthesis will become positive.the expression now becomes,we now expand the parenthesis to get,we group like terms to obtain,this simplifies to,