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The Dissociation Constant of Weak Acid is a quantitative measure of the strength of a weak acid in solution. Check FAQs
Ka=C0(𝝰2)
Ka - Dissociation Constant of Weak Acid?C0 - Initial Concentration?𝝰 - Degree of Dissociation?

Dissociation Constant Ka given Initial Concentration Example

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With units
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Here is how the Dissociation Constant Ka given Initial Concentration equation looks like with Values.

Here is how the Dissociation Constant Ka given Initial Concentration equation looks like with Units.

Here is how the Dissociation Constant Ka given Initial Concentration equation looks like.

36.75Edit=0.3Edit(0.35Edit2)
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Dissociation Constant Ka given Initial Concentration Solution

Follow our step by step solution on how to calculate Dissociation Constant Ka given Initial Concentration?

FIRST Step Consider the formula
Ka=C0(𝝰2)
Next Step Substitute values of Variables
Ka=0.3mol/L(0.352)
Next Step Convert Units
Ka=300mol/m³(0.352)
Next Step Prepare to Evaluate
Ka=300(0.352)
LAST Step Evaluate
Ka=36.75

Dissociation Constant Ka given Initial Concentration Formula Elements

Variables
Dissociation Constant of Weak Acid
The Dissociation Constant of Weak Acid is a quantitative measure of the strength of a weak acid in solution.
Symbol: Ka
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
Initial Concentration
The Initial concentration is the abundance of a constituent divided by the total volume of a mixture before diffusion or reaction.
Symbol: C0
Measurement: Molar ConcentrationUnit: mol/L
Note: Value can be positive or negative.
Degree of Dissociation
The Degree of Dissociation is the extent of generating current carrying free ions, which are dissociated from the fraction of solute at a given concentration.
Symbol: 𝝰
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.

Other Formulas to find Dissociation Constant of Weak Acid

​Go Dissociation constant of Weak Acid Ka given Concentration of Weak Acid and its Ions
Ka=H+A-HA
​Go Dissociation Constant Ka given Initial Concentration of Weak Acid and Degree of Dissociation
Ka=C0(𝝰2)1-𝝰

Other formulas in Ostwald Dilution Law category

​Go Concentration of Weak Acid given Dissociation Constant and Concentration of Ions
HA=H+A-Ka
​Go Concentration of Hydrogen ion given Ka and Concentration of Weak Acid and Anion
H+=KaHAA-
​Go Concentration of Anion given Ka and Concentration of Weak Acid and Hydrogen ion
A-=KaHAH+
​Go Initial Concentration of Weak Acid given Dissociation Constant Ka and Degree of Dissociation
C0=Ka(1-𝝰)𝝰2

How to Evaluate Dissociation Constant Ka given Initial Concentration?

Dissociation Constant Ka given Initial Concentration evaluator uses Dissociation Constant of Weak Acid = Initial Concentration*(Degree of Dissociation^2) to evaluate the Dissociation Constant of Weak Acid, The Dissociation constant Ka given initial concentration for condition α << 1 formula is defined as the product of the initial concentration of weak acid and the square of the degree of dissociation (α). Dissociation Constant of Weak Acid is denoted by Ka symbol.

How to evaluate Dissociation Constant Ka given Initial Concentration using this online evaluator? To use this online evaluator for Dissociation Constant Ka given Initial Concentration, enter Initial Concentration (C0) & Degree of Dissociation (𝝰) and hit the calculate button.

FAQs on Dissociation Constant Ka given Initial Concentration

What is the formula to find Dissociation Constant Ka given Initial Concentration?
The formula of Dissociation Constant Ka given Initial Concentration is expressed as Dissociation Constant of Weak Acid = Initial Concentration*(Degree of Dissociation^2). Here is an example- 36.75 = 300*(0.35^2).
How to calculate Dissociation Constant Ka given Initial Concentration?
With Initial Concentration (C0) & Degree of Dissociation (𝝰) we can find Dissociation Constant Ka given Initial Concentration using the formula - Dissociation Constant of Weak Acid = Initial Concentration*(Degree of Dissociation^2).
What are the other ways to Calculate Dissociation Constant of Weak Acid?
Here are the different ways to Calculate Dissociation Constant of Weak Acid-
  • Dissociation Constant of Weak Acid=(Concentration of Hydrogen Ion*Concentration of Anion in Weak Acid)/Concentration of Weak AcidOpenImg
  • Dissociation Constant of Weak Acid=(Initial Concentration*(Degree of Dissociation^2))/(1-Degree of Dissociation)OpenImg
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