10 g of hydrogen and 64 g of oxygen were filled in a steel vessel and exploded. Amount of water produced in this reaction will be

H2+12O2→H2O102.         6432=5mol. =2molOxygen is the limiting agent.∵1/2 mole of O2 gives =1 mole of H2O∴2 mole of O2 will give =4 moles of H2O.