Nitric acid is produced by ostwald process. 4NH3 (g) + 5O2 (g) -----4NO(g) 2NO(g) + O2 (g)--------2NO2 (g) 2NO2 (g) +H2O(l)-------HNo3 (aq) + HNO2 (aq) What mass of NH3 in gm must be used to produced 54 tons of HNO3by ostwald process assuming on 80%yield in each step? ---------gm of NH3