Complete the following equation :
4NO2+2H2O+O2→?
4HNO2
2HNO2
2HNO3
4HNO3
Nitrogen dioxide dissolves in water in the presence of oxygen to form nitric acid. The reaction is as follows: 4NO2+2H2O+O2→4HNO3
Find the value of X in the following equation:
4NO2+2H2O+O2→ XHNO3