1.calculate d nos of molecules and atoms in following cases:
(a).0.25 moles of water'
b.32 gramms of SO2?c) 0.45 litres of hydrogen measured to 25·c and 0.9 atm.
(a).0.25 moles of water'
b.32 gramms of SO2?c) 0.45 litres of hydrogen measured to 25·c and 0.9 atm.