1.A dark atmosphere initially contains no ozone (O3), 100 ppb NO, and 100 ppb NO2. The sun comes comes out and the photostationary state relationship below is achieved in a few minutes. What are the final concentrations of NO, NO2 and O3?
2.A 35 cubic meter tank contains 15 cubic meters of water with a dissolved solid (DS) concentration of 250 mg/l. ten cubic meters of a water that ha a DS concentration of 100mg/l is added to the tank. what is the tank's final volume of water(in cubic meters) and what is the final concentration of DS?(in mg/l)