16-1 Equilibria & Equilibrium Constants

1. Which one of the following is the equilibrium constant expression for

2 What is the equilibrium concentration of HBr if H₂ and Br₂ are both 0.80M, and K=8.0x10³ at 25⁰C

3. Calculate K_p at 25⁰ for a system at equilibrium if:
P_H2 = 2.500x10^-3atm,
and P_HBr = 1.500atm?

4. What is K_c for the system in question 3?

5. What is the value of K_c for reaction (1)?

6. What is the value of K_c for step (3) of question 5?

7. Does step 1 in question 5 favor reactants or products?