For the decomposition of h2o2 , how does the rate of formation of o2 compare to a) the rate of formation of h2o and b) the rate of disappearance of h2o2 ?

Which formula can be used to calculate the molar mass of ammonia (nh3)? molar mass of n + molar mass of h 3 × molar mass of n + molar mass of h molar mass of n + 3 × molar mass of h 3 × molar mass of n + 3 × molar mass of h