so2(g) +1/2 o2(g) < >so3(g) what is the reaction between gases
By using this formula equilibrium constant
Kp= kc (RT)^delta n gas
When Delta n gas = no. Of moles of products - no. Of moles of reactants.
For the reaction
Delta n gas = 1 -[1/2 + 1] = -1/2