Consider the equilibrium constant below. Which of the following reactions would fit this equilibrium constant? PÅ PB d. Pc P³

Express the equilibrium constant (K) for the chemical equations. (Note the physical states) A. CH3OH (g) ↔ CO (g) + 2 H2 (g) B. C3H8 (g) + 5 O2 (g) ↔ 3 CO 2 (g) + 4 H2O (g) C. SbCl5 (g) ↔ SbCl3 (g) + Cl2 (g)

What is the correct equilibrium constant expression for the balanced reaction shown below? PC13 (9) + PBr3 (9) PCl2Br (g) + PCIBr2(g) [PCl3] [PBr3] [PCl₂ Br][PCIBr₂] [PCIBr₂][PCl₂Br] [PCl3] [PBr3] [PCIBr₂][PCl3][PBr3] [PCl₂Br] [PCIBr₂]²[PCl₂Br]² [PCl3] [PBr3] [PCl3][PBr3] [PCIBr₂]²[PCl₂ Br]² O a. a O b.b OC.C O d.d O e.e a b C d e

Consider the following reaction: 2CO (g) + O2 (g) ⇒ 2CO2 (g). In a 2.00 L vessel, 0.5 moles of carbon monoxide gas reacts with 0.5 moles of oxygen gas. Given that K = 2.2 × 10-22, what are the concentrations of all species at equilibrium? The concentration of CO at equilibrium is The concentration of O2 at equilibrium is The concentration of CO2 at equilibrium is