1.34 A welding fuel gas contains carbon and hydrogen only. Burning a small sample of it in oxygen gives 3.38 g carbon dioxide, 0.690 g of water and no other products. A volume of 10.0 L (measured at STP) of this welding gas is found to weigh 11.6 g. Calculate
(ii) molar mass of the gas
Wight of 10 Litres of the gas at S.T.P. is
Weight of 22.4 Litres of gas at S.T.P. will be: