1) In hydrogen peroxide (H2O2) the ratio of masses of H:O is X:64,Find X ?
2) If the molecular mass of CH3CO2 is 'M' ,Calculate M/20?
3) In H2C2O4 the ratio of masses of C:O is 3:y,Find y ?
4) In the formation of water 1gm of H combines with y gms of O.Calculate y ?
Comments
Leave a comment