Chemical Equilibrium Calculator

Calculate Equilibrium Parameters

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Equilibrium Constant Calculator

Calculate Keq from equilibrium concentrations

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Reaction Quotient Calculator

Calculate Q and predict reaction direction

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Equilibrium Shift Predictor

Predict equilibrium shifts using Le Chatelier's Principle

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Understanding Chemical Equilibrium

Basic Concepts

Key principles:

  • Dynamic equilibrium
  • Equilibrium constant
  • Reaction quotient
  • Reversible reactions

Le Chatelier's Principle

System responses to:

  • Concentration changes
  • Temperature changes
  • Pressure changes
  • Volume changes

Types of Equilibria

Different systems:

  • Homogeneous equilibria
  • Heterogeneous equilibria
  • Gas phase equilibria
  • Solution equilibria

Applications

Real-world uses:

  • Industrial processes
  • Biological systems
  • Environmental chemistry
  • Chemical synthesis

Advanced Topics

Special cases:

  • Multiple equilibria
  • Temperature dependence
  • Pressure effects
  • Catalyst effects

Essential Equilibrium Formulas

Equilibrium Constant

Keq = [Products]/[Reactants]

Reaction Quotient

Q = [Products]/[Reactants]

Gas Phase Equilibrium

Kp = Kc(RT)Δn