Answer:
![\displaystyle K_(eq) = ([H_2]^2[O_2])/([H_2O]^2)](https://img.qammunity.org/2022/formulas/chemistry/college/bt67vitjrvgaxr4rmbw9jq0ozfjievgc5d.png)
General Formulas and Concepts:
Chemistry
Aqueous Solutions
Kinetics
Equilibrium
- Equilibrium Reactions RxN ⇄
- Equilibrium Constants
- Equilibrium Expression:
![\displaystyle K = ([Producst]^(coefficients))/([Reactants]^(coefficients))](https://img.qammunity.org/2022/formulas/chemistry/college/m70b6id9q146qtemxrclsfn0xejdilp94i.png)
Step-by-step explanation:
*Note: Only gases and liquids affect equilibrium
Step 1: Define
[RxN - Balanced] 2H₂O (g) ⇄ 2H₂ (g) + O₂ (g)
Step 2: Identify
[Reactant] H₂O
[Product] H₂
[Product] O₂
Step 3: Write K Expression
- Substitute:
![\displaystyle K_(eq) = ([H_2]^2[O_2])/([H_2O]^2)](https://img.qammunity.org/2022/formulas/chemistry/college/bt67vitjrvgaxr4rmbw9jq0ozfjievgc5d.png)