Question

N2------------>NH3---------->NO--------> NO2------------>HNO3------------> AgNO3

Answer 1

N2 + H2 --- NH3
4NH3 + 5 O2 --- 4 NO + 6 H2O
2NO + O2 --- 2NO2
4NO2 +O2 + 2H2O --- 4HNO3
2HNO3( конц) + Ag --- AgNO3 + NO2 + H2O