Molality given Ionic Activity and Activity Coefficient Solution

STEP 0: Pre-Calculation Summary
Formula Used
Molality = Ionic Activity/Activity Coefficient
m = a/γ
This formula uses 3 Variables
Variables Used
Molality - (Measured in Mole per Kilogram) - Molality is defined as the total number of moles of solute per kilograms of solvent present in the solution.
Ionic Activity - (Measured in Mole per Kilogram) - The Ionic activity is the measure of the effective concentration of a molecule or ionic species.
Activity Coefficient - Activity coefficient is a factor used in thermodynamics to account for deviations from ideal behaviour in a mixture of chemical substances.
STEP 1: Convert Input(s) to Base Unit
Ionic Activity: 0.54 Mole per Kilogram --> 0.54 Mole per Kilogram No Conversion Required
Activity Coefficient: 1.5 --> No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
m = a/γ --> 0.54/1.5
Evaluating ... ...
m = 0.36
STEP 3: Convert Result to Output's Unit
0.36 Mole per Kilogram --> No Conversion Required
FINAL ANSWER
0.36 Mole per Kilogram <-- Molality
(Calculation completed in 00.004 seconds)

Credits

Created by Prashant Singh
K J Somaiya College of science (K J Somaiya), Mumbai
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17 Concentration of Electrolyte Calculators

Molality of Cathodic Electrolyte of Concentration Cell without Transference
Go Cathodic Electrolyte Molality = (exp((EMF of Cell*[Faraday])/(2*[R]*Temperature)))*((Anodic Electrolyte Molality*Anodic Activity Coefficient)/Cathodic Activity Coefficient)
Molality of Anodic Electrolyte of Concentration Cell without Transference
Go Anodic Electrolyte Molality = ((Cathodic Electrolyte Molality*Cathodic Activity Coefficient)/Anodic Activity Coefficient)/(exp((EMF of Cell*[Faraday])/(2*[R]*Temperature)))
Concentration of Cathodic Electrolyte of Concentration Cell without Transference
Go Cathodic Concentration = (exp((EMF of Cell*[Faraday])/(2*[R]*Temperature)))*((Anodic Concentration*Anodic Fugacity)/(Cathodic Fugacity))
Concentration of Anodic Electrolyte of Concentration Cell without Transference
Go Anodic Concentration = ((Cathodic Concentration*Cathodic Fugacity)/Anodic Fugacity)/(exp((EMF of Cell*[Faraday])/(2*[R]*Temperature)))
Concentration of Cathodic Electrolyte of Dilute Concentration Cell without Transference
Go Cathodic Concentration = Anodic Concentration*(exp((EMF of Cell*[Faraday])/(2*[R]*Temperature)))
Concentration of Anodic Electrolyte of Dilute Concentration Cell without Transference
Go Anodic Concentration = Cathodic Concentration/(exp((EMF of Cell*[Faraday])/(2*[R]*Temperature)))
Concentration of Electrolyte given Fugacity
Go Actual Concentration = (sqrt(Ionic Activity)/((Fugacity)^2))
Molar Concentration given Dissociation Constant of Weak Electrolyte
Go Ionic Concentration = Dissociation Constant of Weak Acid/((Degree of Dissociation)^2)
Molality of Bi-Trivalent Electrolyte given Mean Ionic Activity
Go Molality = Mean ionic activity/((108^(1/5))*Mean Activity Coefficient)
Molality of Uni-Trivalent Electrolyte given Mean Ionic Activity
Go Molality = Mean ionic activity/((27^(1/4))*Mean Activity Coefficient)
Molality of Uni-Bivalent Electrolyte given Mean Ionic Activity
Go Molality = Mean ionic activity/((4)^(1/3))*Mean Activity Coefficient
Molarity of Solution given Molar Conductivity
Go Molarity = (Specific Conductance*1000)/(Solution Molar Conductivity)
Molality of Uni-Univalent Electrolyte given Mean Ionic Activity
Go Molality = Mean ionic activity/Mean Activity Coefficient
Molality given Ionic Activity and Activity Coefficient
Go Molality = Ionic Activity/Activity Coefficient
Molarity of Bi-Bivalent Electrolyte given Ionic Strength
Go Molality = (Ionic Strength/4)
Molality of Bi-Trivalent Electrolyte given Ionic Strength
Go Molality = Ionic Strength/15
Molarity of Uni-Bivalent Electrolyte given Ionic Strength
Go Molality = Ionic Strength/3

Molality given Ionic Activity and Activity Coefficient Formula

Molality = Ionic Activity/Activity Coefficient
m = a/γ

What is Ionic activity?

The deviation from ideality of a solute particle-(In this case solute behaves as a
completely dissociated system, that is strong electrolyte) can be expressed in terms of solute activity, denoted by the letter ‘a’. Activity is defined as a measure of the effective concentration of a molecule or ionic species. Activity depends on the temperature, pressure and composition of the mixture of species. Activity of a solute depends on its concentration, being proportional to concentration at sufficient dilution.

How to Calculate Molality given Ionic Activity and Activity Coefficient?

Molality given Ionic Activity and Activity Coefficient calculator uses Molality = Ionic Activity/Activity Coefficient to calculate the Molality, The Molality given Ionic Activity and Activity Coefficient formula is defined as the ratio of the ionic activity to the activity coefficient of the electrolyte. Molality is denoted by m symbol.

How to calculate Molality given Ionic Activity and Activity Coefficient using this online calculator? To use this online calculator for Molality given Ionic Activity and Activity Coefficient, enter Ionic Activity (a) & Activity Coefficient (γ) and hit the calculate button. Here is how the Molality given Ionic Activity and Activity Coefficient calculation can be explained with given input values -> 4.909091 = 0.54/1.5.

FAQ

What is Molality given Ionic Activity and Activity Coefficient?
The Molality given Ionic Activity and Activity Coefficient formula is defined as the ratio of the ionic activity to the activity coefficient of the electrolyte and is represented as m = a/γ or Molality = Ionic Activity/Activity Coefficient. The Ionic activity is the measure of the effective concentration of a molecule or ionic species & Activity coefficient is a factor used in thermodynamics to account for deviations from ideal behaviour in a mixture of chemical substances.
How to calculate Molality given Ionic Activity and Activity Coefficient?
The Molality given Ionic Activity and Activity Coefficient formula is defined as the ratio of the ionic activity to the activity coefficient of the electrolyte is calculated using Molality = Ionic Activity/Activity Coefficient. To calculate Molality given Ionic Activity and Activity Coefficient, you need Ionic Activity (a) & Activity Coefficient (γ). With our tool, you need to enter the respective value for Ionic Activity & Activity Coefficient and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
How many ways are there to calculate Molality?
In this formula, Molality uses Ionic Activity & Activity Coefficient. We can use 7 other way(s) to calculate the same, which is/are as follows -
  • Molality = (Ionic Strength/4)
  • Molality = Ionic Strength/3
  • Molality = Ionic Strength/15
  • Molality = Mean ionic activity/Mean Activity Coefficient
  • Molality = Mean ionic activity/((4)^(1/3))*Mean Activity Coefficient
  • Molality = Mean ionic activity/((27^(1/4))*Mean Activity Coefficient)
  • Molality = Mean ionic activity/((108^(1/5))*Mean Activity Coefficient)
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