How much volume of 11.2 volumes H_2O_2 is required to completely oxidise one mole of lead sulphide into lead sulphite?

How much volume of 11.2 volumes H_2O_2 is required to completely oxidi

1.	How much volume of 11.2 volumes H_2O_2 is required to completely oxidise one mole of lead sulphide into lead sulphite?
Answer» 2Its 4Its 6 Its 0.5 Its Solution :`PbS+ 4H_2O_2 to PbSO_4+4H_2O` 1 mole Z4 mole `22.4 vol H_2O_2 = 2M H_2O_2` 11.2 vol `H_2O_2 = 1M H_2O_2 = 1 " mole" //"lt"`