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some of the acid has dissociated
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bobo ka kasi patal
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re sala chor khi ka...................... contetn nhi hai
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What does Ka value of approximately 1 show about the equilibrium?
A Ka value of approximately 1 indicates that the equilibrium lies halfway between the reactants and products, suggesting the reaction is fairly balanced. It also suggests that the concentration of products and reactants are similar at equilibrium.
How does Ka affect equilibrium position?
Ka is the equilibrium constant for the dissociation of a weak acid. A higher Ka value indicates a stronger acid and therefore more products are formed during dissociation, pushing the equilibrium position to the right. Conversely, a lower Ka value indicates a weaker acid and less products are formed during dissociation, shifting the equilibrium position to the left.
What is the relationship between the Ka and Kb values in a chemical equilibrium system?
The Ka and Kb values in a chemical equilibrium system are related by the equation Kw Ka Kb, where Kw is the ion product constant of water. This relationship shows that as the Ka value increases, the Kb value decreases, and vice versa.
What is the relationship between the equilibrium constants Ka and Kb in a chemical reaction?
The equilibrium constants Ka and Kb are related by the equation Ka x Kb Kw, where Kw is the equilibrium constant for water. This relationship shows that as one equilibrium constant increases, the other decreases in order to maintain a constant value for Kw.
What is the ka value of HNO3?
The Ka value of nitric acid (HNO3) is approximately 25 × 10^6.
What is Ka for H2CO3 aq H aq HCO3 aq?
Ka= [h+][HCO3-]/[H2CO3]
What is the accepted Ka value for sodium hydroxide?
The accepted Ka value for sodium hydroxide (NaOH) is not applicable, as NaOH is a strong base and completely dissociates in water. Instead, the equilibrium constant Kb (base dissociation constant) is typically used for strong bases. The Kb value for NaOH is approximately 1 x 10^-15.
How we calculate the ka from the original equation?
To calculate the acid dissociation constant (Ka) from the original equation, you can use the equilibrium expression that represents the dissociation of the acid and the concentrations of the products and reactants at equilibrium. Ka is equal to the concentration of the products divided by the concentration of the reactants at equilibrium. This value can provide information about the strength of the acid.
What is the Ka value for hydrobromic acid?
The Ka value for hydrobromic acid (HBr) is approximately 9.0 x 10^-10.
What is the equilibrium constant for the dissociation of acetic acid in water?
The equilibrium constant for the dissociation of acetic acid in water is known as the acid dissociation constant (Ka) and is approximately 1.8 x 10-5.
How can one determine the acid dissociation constant (Ka) from the concentration of a solution?
To determine the acid dissociation constant (Ka) from the concentration of a solution, you can measure the concentrations of the acid, its conjugate base, and the equilibrium concentrations of both in the solution. By using these values in the equilibrium expression for the acid dissociation reaction, you can calculate the Ka value.
What is Ka in chemistry?
Ka in chemistry is the equilibrium constant that measures the strength of a weak acid in solution. It represents the extent of ionization of the acid in water. A higher Ka value indicates a stronger acid.
