Molal Boiling Point Elevation Constant given Boiling Point Elevation Calculator

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Elevation in Boiling Point

Clausius-Clapeyron Equation

Depression in Freezing Point

Gibb's Phase Rule

Immiscible Liquids

Important Formulas of Clausius-Clapeyron Equation

Important Formulas of Colligative Properties

Osmotic Pressure

Relative Lowering of Vapour Pressure

Van't Hoff Factor

✖Boiling point elevation refers to the increase in the boiling point of a solvent upon the addition of a solute.ⓘ Boiling Point Elevation [ΔT_b]			+10% -10%
✖Molality is defined as the total number of moles of solute per kilograms of solvent present in the solution.ⓘ Molality [m]			+10% -10%

✖Molal Boiling Point Elevation Constant is the constant of elevation in boiling point of solute and has a specific value depending on the identity of the solvent.ⓘ Molal Boiling Point Elevation Constant given Boiling Point Elevation [K_b]

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Formula

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Molal Boiling Point Elevation Constant given Boiling Point Elevation

Formula

`"K"_{"b"} = "ΔT"_{"b"}/"m"`

Example

`"-152.044693"="0.99K"/"1.79mol/kg"`

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Molal Boiling Point Elevation Constant given Boiling Point Elevation Solution

STEP 0: Pre-Calculation Summary

Formula Used

Molal Boiling Point Elevation Constant = Boiling Point Elevation/Molality
K_b = ΔT_b/m
This formula uses 3 Variables

Variables Used

Molal Boiling Point Elevation Constant - Molal Boiling Point Elevation Constant is the constant of elevation in boiling point of solute and has a specific value depending on the identity of the solvent.
Boiling Point Elevation - (Measured in Celsius) - Boiling point elevation refers to the increase in the boiling point of a solvent upon the addition of a solute.
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.

STEP 1: Convert Input(s) to Base Unit

Boiling Point Elevation: 0.99 Kelvin --> -272.16 Celsius (Check conversion here)
Molality: 1.79 Mole per Kilogram --> 1.79 Mole per Kilogram No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

K_b = ΔT_b/m --> (-272.16)/1.79

Evaluating ... ...

K_b = -152.04469273743

STEP 3: Convert Result to Output's Unit

-152.04469273743 --> No Conversion Required

FINAL ANSWER

-152.04469273743 ≈ -152.044693 <-- Molal Boiling Point Elevation Constant

(Calculation completed in 00.004 seconds)

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Home » Chemistry » Solution and Colligative properties » Elevation in Boiling Point » Molal Boiling Point Elevation Constant given Boiling Point Elevation

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Created by Keshav Vyas

Sardar Vallabhbhai National Institute of Technology (SVNIT), Surat

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< 24 Elevation in Boiling Point Calculators

Elevation in Boiling Point given Vapour Pressure

Go Boiling Point Elevation = ((Vapour Pressure of Pure Solvent-Vapour Pressure of Solvent in Solution)*[R]*(Solvent Boiling Point^2))/(Molar Enthalpy of Vaporization*Vapour Pressure of Pure Solvent)

Elevation in Boiling Point given Depression in Freezing Point

Go Boiling Point Elevation = (Molar Enthalpy of Fusion*Depression in Freezing Point*(Solvent Boiling Point^2))/(Molar Enthalpy of Vaporization*(Solvent Freezing Point^2))

Relative Lowering of Vapour Pressure given Elevation in Boiling Point

Go Relative Lowering of Vapour Pressure = (Molar Enthalpy of Vaporization*Boiling Point Elevation)/([R]*Solvent Boiling Point*Solvent Boiling Point)

Ebullioscopic Constant using Molar Enthalpy of Vaporization

Go Ebullioscopic Constant of Solvent = ([R]*Solvent Boiling Point*Solvent Boiling Point*Molar Mass of Solvent)/(1000*Molar Enthalpy of Vaporization)

Boiling point of Solvent given Ebullioscopic Constant and Molar Enthalpy of Vaporization

Go Solvent Boiling Point = sqrt((Ebullioscopic Constant of Solvent*1000*Molar Enthalpy of Vaporization)/([R]*Molar Mass of Solvent))

Elevation in Boiling Point given Osmotic Pressure

Go Boiling Point Elevation = (Osmotic Pressure*Molar Volume*(Solvent Boiling Point^2))/(Temperature*Molar Enthalpy of Vaporization)

Osmotic Pressure given Elevation in Boiling Point

Go Osmotic Pressure = (Molar Enthalpy of Vaporization*Boiling Point Elevation*Temperature)/((Solvent Boiling Point^2)*Molar Volume)

Solvent Boiling Point in Boiling Point Elevation

Go Solvent Boiling Point = sqrt((Molal Boiling Point Elevation Constant*Molal Heat of Vaporization*1000)/([R]*Molecular Weight))

Molar Enthalpy of Vaporization given Boiling Point of Solvent

Go Molar Enthalpy of Vaporization = ([R]*(Solvent Boiling Point^2)*Molar Mass of Solvent)/(1000*Ebullioscopic Constant of Solvent)

Molar Mass of Solvent given Ebullioscopic Constant

Go Molar Mass of Solvent = (1000*Ebullioscopic Constant of Solvent*Molar Enthalpy of Vaporization)/([R]*(Solvent Boiling Point^2))

Elevation in Boiling Point given Relative Lowering of Vapour Pressure

Go Boiling Point Elevation = (Relative Lowering of Vapour Pressure*[R]*(Solvent Boiling Point^2))/Molar Enthalpy of Vaporization

Solvent Molecular Weight in Boiling Point Elevation

Go Molecular Weight = (Molal Boiling Point Elevation Constant*Molal Heat of Vaporization*1000)/([R]*(Solvent Boiling Point^2))

Latent Heat of Vaporization given Boiling point of solvent

Go Latent Heat of Vaporization = ([R]*Solvent Boiling Point*Solvent Boiling Point)/(1000*Ebullioscopic Constant of Solvent)

Boiling point of Solvent given Ebullioscopic Constant and Latent Heat of Vaporization

Go Solvent Boiling Point = sqrt((Ebullioscopic Constant of Solvent*1000*Latent Heat of Vaporization)/[R])

Ebullioscopic Constant using Latent Heat of Vaporization

Go Ebullioscopic Constant of Solvent = ([R]*Solvent BP given Latent Heat of Vaporization^2)/(1000*Latent Heat of Vaporization)

Molal Boiling Point Elevation Constant given Ideal Gas Constant

Go Molal Boiling Point Elevation Constant = (Universal Gas Constant*(Boiling Point of Solvent)^2*Molecular Weight)/(1000)

Van't Hoff Factor of Electrolyte given Elevation in Boiling Point

Go Van't Hoff Factor = Boiling Point Elevation/(Ebullioscopic Constant of Solvent*Molality)

Ebullioscopic Constant given Elevation in Boiling Point

Go Ebullioscopic Constant of Solvent = Boiling Point Elevation/(Van't Hoff Factor*Molality)

Molality given Elevation in Boiling Point

Go Molality = Boiling Point Elevation/(Van't Hoff Factor*Ebullioscopic Constant of Solvent)

Van't Hoff Equation for Elevation in Boiling Point of Electrolyte

Go Boiling Point Elevation = Van't Hoff Factor*Ebullioscopic Constant of Solvent*Molality

Molal Boiling Point Elevation Constant given Boiling Point Elevation

Go Molal Boiling Point Elevation Constant = Boiling Point Elevation/Molality

Molality given Boiling Point Elevation and Constant

Go Molality = Boiling Point Elevation/Molal Boiling Point Elevation Constant

Boiling Point Elevation

Go Boiling Point Elevation = Molal Boiling Point Elevation Constant*Molality

Elevation in Boiling Point of Solvent

Go Boiling Point Elevation = Ebullioscopic Constant of Solvent*Molality

Molal Boiling Point Elevation Constant given Boiling Point Elevation Formula

Molal Boiling Point Elevation Constant = Boiling Point Elevation/Molality
K_b = ΔT_b/m

Does molal elevation constant depend on nature of solute?

Molal elevation constant is a characteristic constant for a given solvent. ... Its value is independent of the nature of the solute and depends on the nature of the solvent.

How to Calculate Molal Boiling Point Elevation Constant given Boiling Point Elevation?

Molal Boiling Point Elevation Constant given Boiling Point Elevation calculator uses Molal Boiling Point Elevation Constant = Boiling Point Elevation/Molality to calculate the Molal Boiling Point Elevation Constant, The Molal Boiling Point Elevation Constant given Boiling Point Elevation as The proportionality constant, Kb, is called the molal boiling-point elevation constant. It is a constant that is equal to the change in the boiling point for a 1-molal solution of a nonvolatile molecular solute. Molal Boiling Point Elevation Constant is denoted by K_b symbol.

How to calculate Molal Boiling Point Elevation Constant given Boiling Point Elevation using this online calculator? To use this online calculator for Molal Boiling Point Elevation Constant given Boiling Point Elevation, enter Boiling Point Elevation (ΔT_b) & Molality (m) and hit the calculate button. Here is how the Molal Boiling Point Elevation Constant given Boiling Point Elevation calculation can be explained with given input values -> -152.044693 = 0.99/1.79.

FAQ

What is Molal Boiling Point Elevation Constant given Boiling Point Elevation?

The Molal Boiling Point Elevation Constant given Boiling Point Elevation as The proportionality constant, Kb, is called the molal boiling-point elevation constant. It is a constant that is equal to the change in the boiling point for a 1-molal solution of a nonvolatile molecular solute and is represented as K_b = ΔT_b/m or Molal Boiling Point Elevation Constant = Boiling Point Elevation/Molality. Boiling point elevation refers to the increase in the boiling point of a solvent upon the addition of a solute & Molality is defined as the total number of moles of solute per kilograms of solvent present in the solution.

How to calculate Molal Boiling Point Elevation Constant given Boiling Point Elevation?

The Molal Boiling Point Elevation Constant given Boiling Point Elevation as The proportionality constant, Kb, is called the molal boiling-point elevation constant. It is a constant that is equal to the change in the boiling point for a 1-molal solution of a nonvolatile molecular solute is calculated using Molal Boiling Point Elevation Constant = Boiling Point Elevation/Molality. To calculate Molal Boiling Point Elevation Constant given Boiling Point Elevation, you need Boiling Point Elevation (ΔT_b) & Molality (m). With our tool, you need to enter the respective value for Boiling Point Elevation & Molality 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 Molal Boiling Point Elevation Constant?

In this formula, Molal Boiling Point Elevation Constant uses Boiling Point Elevation & Molality. We can use 1 other way(s) to calculate the same, which is/are as follows -

Molal Boiling Point Elevation Constant = (Universal Gas Constant*(Boiling Point of Solvent)^2*Molecular Weight)/(1000)

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