System equilibrium constant expression

Thread starter redpepper007
Start date Sep 23, 2010
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Constant Equilibrium Equilibrium constant Expression System

In summary, a system equilibrium constant expression is a mathematical representation of the relationship between the concentrations of reactants and products in a chemical reaction at equilibrium. It is calculated by dividing the concentrations of the products raised to their respective stoichiometric coefficients by the concentrations of the reactants raised to their respective stoichiometric coefficients. The value of the expression indicates the extent to which the reaction will proceed towards products at equilibrium and is dependent on temperature. It can also be used to predict the direction of the reaction towards equilibrium.

Sep 23, 2010

redpepper007

Hello, geniuses! :)

I am having a problem in chemistry...

What is this systems equilibrium constant expression? And under what conditions (temperature, pressure, concentrations) you can most fully get rid of SO2?

I really have no idea with what to start... :/

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Sep 23, 2010

redpepper007

Please, help me somebody...

FAQ: System equilibrium constant expression

What is a system equilibrium constant expression?

A system equilibrium constant expression is a mathematical representation of the relationship between the concentrations of reactants and products in a chemical reaction at equilibrium. It is also known as the equilibrium law or the equilibrium constant.

How is the system equilibrium constant expression calculated?

The system equilibrium constant expression is calculated by dividing the concentrations of the products raised to their respective stoichiometric coefficients by the concentrations of the reactants raised to their respective stoichiometric coefficients. The coefficients are determined from the balanced chemical equation.

What does the value of the system equilibrium constant expression indicate?

The value of the system equilibrium constant expression indicates the extent to which a reaction will proceed towards products at equilibrium. A larger value indicates a higher concentration of products at equilibrium, while a smaller value indicates a higher concentration of reactants at equilibrium.

How does the system equilibrium constant expression change with temperature?

The system equilibrium constant expression is dependent on the temperature of the reaction. As the temperature increases, the equilibrium constant generally increases for endothermic reactions and decreases for exothermic reactions. This is due to the effect of temperature on the equilibrium position of the reaction.

Can the system equilibrium constant expression be used to predict the direction of a reaction?

Yes, the system equilibrium constant expression can be used to predict the direction in which a reaction will proceed towards equilibrium. If the calculated equilibrium constant is larger than the actual equilibrium constant, the reaction will proceed towards products. If the calculated equilibrium constant is smaller than the actual equilibrium constant, the reaction will proceed towards reactants.