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Is it true that an equilibrium constant is not changed by a change in pressure?
Yes, it is true that an equilibrium constant is not changed by a change in pressure.
What factors doesn't change the equilibrium constant of a reaction?
The equilibrium constant of a reaction is unaffected by changes in concentration, pressure, or volume, as these do not alter the intrinsic properties of the reaction at a given temperature. Additionally, the equilibrium constant remains constant regardless of the presence of catalysts, which only speed up the rate at which equilibrium is reached but do not change the position of equilibrium itself. However, the equilibrium constant is temperature-dependent; a change in temperature will alter its value.
Is it true that a change in pressure may affect the equilibrium position but has no effect on the equilibrium constant?
Yes, a change in pressure may affect the equilibrium position by shifting the reaction towards the side with more moles of gas to relieve the pressure change, but it has no effect on the equilibrium constant because the equilibrium constant is determined solely by the reaction's intrinsic properties.
What is the difference between dissociation constant and equilibrium constant?
The dissociation constant describes the extent to which a compound breaks apart into its ions in a solution, specifically for weak acids or bases. The equilibrium constant, on the other hand, describes the ratio of product concentrations to reactant concentrations at equilibrium for a chemical reaction.
Does taking water out of an equilibrium reaction change the equilibrium constant?
No, the equilibrium constant is independent of concentration as long as the ratio of products and reactants remains as is. It can be effected by anything that would influence the ratio of products and reactants, such as changes in temperature or the addition of a catalysis.
Is the equilibrium constant for the forward reaction equal to the equilibrium constant for the reverse reaction?
No, the equilibrium constant for the forward reaction is not equal to the equilibrium constant for the reverse reaction. Instead, they are inversely related. If ( K_f ) is the equilibrium constant for the forward reaction, then the equilibrium constant for the reverse reaction ( K_r ) is given by ( K_r = \frac{1}{K_f} ). This relationship reflects the change in the direction of the reaction.
How do enzymes affect the equilibrium constant of a reaction?
Enzymes do not affect the equilibrium constant of a reaction. They only speed up the rate at which the reaction reaches equilibrium, but do not change the position of the equilibrium itself.
What would happen to a a system at equilibrium if the temperature were changed?
the equilibrium constant would change
What would happen to a system a equilibrium if the temperature were changed?
the equilibrium constant would change
How can one determine the equilibrium constant from the change in Gibbs free energy (G)?
To determine the equilibrium constant from the change in Gibbs free energy (G), you can use the equation G -RT ln(K), where G is the change in Gibbs free energy, R is the gas constant, T is the temperature in Kelvin, ln is the natural logarithm, and K is the equilibrium constant. By rearranging this equation, you can solve for K to find the equilibrium constant.
Does the equilibrium constant of beer change when you add green food coloring?
No, but the disgustingness constant of it does.
How was the equilibrium constant of a reaction determined?
The equilibrium constant of a reaction is typically determined experimentally by measuring the concentrations of reactants and products at equilibrium, and then applying the law of mass action to calculate the constant. Alternatively, the equilibrium constant can also be calculated from thermodynamic data using the relationship between free energy change and equilibrium constant.
