What is the equilibrium concentration of gas A?
What is the equilibrium concentration of gas B?
What is the equilibrium constant K?
If the temperature of the flask was increased, what would happen to the equilibrium concentration of gas A?
What is the H+ in a solution that has a pH of 2.3? Report your answer to 2 significant figures.
The KS of nitrous acid, HN)2 is 4.0 x 10^-4. What is the pH of 0.25 M HNO2? Report your answer to 2 decimal places.
3A --> 2B+C
Molar amount for C: 0.1*3=0.3 mol
Molar amount for A consumed: 0.3*(3/1)=0.9 mol
The remaining molar amount for A: 1.5-0.9=0.6 mol
The expert examines equilibrium concentrations of gas for chemistry problems.