Standard Reaction Quotient

📊 intermediate

$$Q = \frac{[C]^c [D]^d}{[A]^a [B]^b}$$

Calculates the relative amounts of products and reactants at any point during a reaction.

Variables & Units

$[A], [B], [C], [D]$

Molar concentrations

Unit: $mol/L$

Key Information

📐 Derived From

Law of Mass Action.

💡 Example

Predicting the direction of reaction shift (Le Chatelier).

🔧 Applications

Chemical manufacturing and analytical chemistry.

⚠️ Constraints

Solids and pure liquids are omitted ($1$).

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