Cryoscopic Constant given Molar Enthalpy of Fusion Solution

STEP 0: Pre-Calculation Summary
Formula Used
Cryoscopic Constant = ([R]*Solvent Freezing Point*Solvent Freezing Point*Molar Mass of Solvent)/(1000*Molar Enthalpy of Fusion)
kf = ([R]*Tfp*Tfp*Msolvent)/(1000*ΔHfusion)
This formula uses 1 Constants, 4 Variables
Constants Used
[R] - Universal gas constant Value Taken As 8.31446261815324
Variables Used
Cryoscopic Constant - (Measured in Kelvin Kilogram per Mole) - The Cryoscopic Constant is described as the freezing point depression when a mole of non-volatile solute is dissolved in one kg of solvent.
Solvent Freezing Point - (Measured in Kelvin) - Solvent Freezing Point is the temperature at which the solvent freezes from liquid to solid state.
Molar Mass of Solvent - (Measured in Gram) - The Molar Mass of Solvent is the molar mass of the medium in which the solute is dissolved.
Molar Enthalpy of Fusion - (Measured in Joule per Mole) - The Molar Enthalpy of Fusion is the amount of energy needed to change one mole of a substance from the solid phase to the liquid phase at constant temperature and pressure.
STEP 1: Convert Input(s) to Base Unit
Solvent Freezing Point: 430 Kelvin --> 430 Kelvin No Conversion Required
Molar Mass of Solvent: 400 Kilogram --> 400000 Gram (Check conversion ​here)
Molar Enthalpy of Fusion: 333.5 Kilojoule per Mole --> 333500 Joule per Mole (Check conversion ​here)
STEP 2: Evaluate Formula
Substituting Input Values in Formula
kf = ([R]*Tfp*Tfp*Msolvent)/(1000*ΔHfusion) --> ([R]*430*430*400000)/(1000*333500)
Evaluating ... ...
kf = 1843.89102020574
STEP 3: Convert Result to Output's Unit
1843.89102020574 Kelvin Kilogram per Mole --> No Conversion Required
FINAL ANSWER
1843.89102020574 1843.891 Kelvin Kilogram per Mole <-- Cryoscopic Constant
(Calculation completed in 00.004 seconds)

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Depression in Freezing Point Calculators

Cryoscopic Constant given Molar Enthalpy of Fusion
​ LaTeX ​ Go Cryoscopic Constant = ([R]*Solvent Freezing Point*Solvent Freezing Point*Molar Mass of Solvent)/(1000*Molar Enthalpy of Fusion)
Molality given Depression in Freezing Point
​ LaTeX ​ Go Molality = Depression in Freezing Point/(Cryoscopic Constant*Van't Hoff Factor)
Van't Hoff equation for Depression in Freezing Point of electrolyte
​ LaTeX ​ Go Depression in Freezing Point = Van't Hoff Factor*Cryoscopic Constant*Molality
Depression in Freezing Point of Solvent
​ LaTeX ​ Go Depression in Freezing Point = Cryoscopic Constant*Molality

Cryoscopic Constant given Molar Enthalpy of Fusion Formula

​LaTeX ​Go
Cryoscopic Constant = ([R]*Solvent Freezing Point*Solvent Freezing Point*Molar Mass of Solvent)/(1000*Molar Enthalpy of Fusion)
kf = ([R]*Tfp*Tfp*Msolvent)/(1000*ΔHfusion)

What is Molar Enthalpy of Fusion?

Molar enthalpy of fusion is the amount of energy needed to change one mole of a substance from the solid phase to the liquid phase at constant temperature and pressure. It is also known as the molar heat of fusion. Molar enthalpy of fusion is expressed in units of kilojoules per mole (kJ/mol).

How to Calculate Cryoscopic Constant given Molar Enthalpy of Fusion?

Cryoscopic Constant given Molar Enthalpy of Fusion calculator uses Cryoscopic Constant = ([R]*Solvent Freezing Point*Solvent Freezing Point*Molar Mass of Solvent)/(1000*Molar Enthalpy of Fusion) to calculate the Cryoscopic Constant, The Cryoscopic Constant given Molar Enthalpy of Fusion is given is described as the freezing point depression when a mole of non-volatile solute is dissolved in one kg of solvent. The cryoscopic constant is denoted by kf. Cryoscopic Constant is denoted by kf symbol.

How to calculate Cryoscopic Constant given Molar Enthalpy of Fusion using this online calculator? To use this online calculator for Cryoscopic Constant given Molar Enthalpy of Fusion, enter Solvent Freezing Point (Tfp), Molar Mass of Solvent (Msolvent) & Molar Enthalpy of Fusion (ΔHfusion) and hit the calculate button. Here is how the Cryoscopic Constant given Molar Enthalpy of Fusion calculation can be explained with given input values -> 1843.891 = ([R]*430*430*400)/(1000*333500).

FAQ

What is Cryoscopic Constant given Molar Enthalpy of Fusion?
The Cryoscopic Constant given Molar Enthalpy of Fusion is given is described as the freezing point depression when a mole of non-volatile solute is dissolved in one kg of solvent. The cryoscopic constant is denoted by kf and is represented as kf = ([R]*Tfp*Tfp*Msolvent)/(1000*ΔHfusion) or Cryoscopic Constant = ([R]*Solvent Freezing Point*Solvent Freezing Point*Molar Mass of Solvent)/(1000*Molar Enthalpy of Fusion). Solvent Freezing Point is the temperature at which the solvent freezes from liquid to solid state, The Molar Mass of Solvent is the molar mass of the medium in which the solute is dissolved & The Molar Enthalpy of Fusion is the amount of energy needed to change one mole of a substance from the solid phase to the liquid phase at constant temperature and pressure.
How to calculate Cryoscopic Constant given Molar Enthalpy of Fusion?
The Cryoscopic Constant given Molar Enthalpy of Fusion is given is described as the freezing point depression when a mole of non-volatile solute is dissolved in one kg of solvent. The cryoscopic constant is denoted by kf is calculated using Cryoscopic Constant = ([R]*Solvent Freezing Point*Solvent Freezing Point*Molar Mass of Solvent)/(1000*Molar Enthalpy of Fusion). To calculate Cryoscopic Constant given Molar Enthalpy of Fusion, you need Solvent Freezing Point (Tfp), Molar Mass of Solvent (Msolvent) & Molar Enthalpy of Fusion (ΔHfusion). With our tool, you need to enter the respective value for Solvent Freezing Point, Molar Mass of Solvent & Molar Enthalpy of Fusion 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 Cryoscopic Constant?
In this formula, Cryoscopic Constant uses Solvent Freezing Point, Molar Mass of Solvent & Molar Enthalpy of Fusion. We can use 2 other way(s) to calculate the same, which is/are as follows -
  • Cryoscopic Constant = ([R]*Solvent Freezing Point for Cryoscopic Constant^2)/(1000*Latent Heat of Fusion)
  • Cryoscopic Constant = Depression in Freezing Point/(Van't Hoff Factor*Molality)
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