Calculate root mean square speed, most probable speed and average speed of:
(a) SO2 at STP.
(b) Ethane at 27°C and 760 mm of Hg.
(c) O2 if its density is 0.0081 g mL-1 at 1 atm.
(d) O2 if 6.431 g of it occupies 5 litre at 750 mm.
(e) O3 at 92 cm and 20°C.
