1. At 373 K, Kp=0.416 for the equilibrium 2NOBr(g)⇌2NO(g)+Br2(g)

1. If the pressures of NOBr(g)NOBr(g) and NO(g)NO(g) are equal, what is the equilibrium pressure of Br2(g)Br2(g)?

Enter your answer numerically. Pbr2 = ______ atm

2. At 25 ∘C∘C the reaction CaCrO4(s)←→Ca2+(aq)+CrO2−4(aq)
has an equilibrium constant Kc = 7.1×10^-4

1. What is the equilibrium concentration of Ca2+ in a saturated solution of CaCrO4

Express your answer using two significant figures.

2. What is the equilibrium concentration of CrO4^2- in a saturated solution of CaCrO4?

Express your answer using two significant figures.