August Roche Magnus Formula Calculator

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Clausius-Clapeyron Equation

Depression in Freezing Point

Elevation in Boiling 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

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Slope of Coexistence Curve

Latent Heat

✖Temperature is the degree or intensity of heat present in a substance or object.ⓘ Temperature [T]

+10%

-10%

✖Saturation Vapour Pressure at Water Surface (mm of mercury) is defined as the pressure exerted by a vapor in thermodynamic equilibrium with its condensed phases at a given temperature.ⓘ August Roche Magnus Formula [e_s]

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Formula

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August Roche Magnus Formula

Formula

`"e"_{"s"} = 6.1094*exp((17.625*"T")/("T"+243.04))`

Example

`"587.9994Pa"=6.1094*exp((17.625*"85K")/("85K"+243.04))`

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August Roche Magnus Formula Solution

STEP 0: Pre-Calculation Summary

Formula Used

Saturation Vapour Pressure = 6.1094*exp((17.625*Temperature)/(Temperature+243.04))
e_s = 6.1094*exp((17.625*T)/(T+243.04))
This formula uses 1 Functions, 2 Variables

Functions Used

exp - n an exponential function, the value of the function changes by a constant factor for every unit change in the independent variable., exp(Number)

Variables Used

Saturation Vapour Pressure - (Measured in Pascal) - Saturation Vapour Pressure at Water Surface (mm of mercury) is defined as the pressure exerted by a vapor in thermodynamic equilibrium with its condensed phases at a given temperature.
Temperature - (Measured in Kelvin) - Temperature is the degree or intensity of heat present in a substance or object.

STEP 1: Convert Input(s) to Base Unit

Temperature: 85 Kelvin --> 85 Kelvin No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

e_s = 6.1094*exp((17.625*T)/(T+243.04)) --> 6.1094*exp((17.625*85)/(85+243.04))

Evaluating ... ...

e_s = 587.999382826267

STEP 3: Convert Result to Output's Unit

587.999382826267 Pascal --> No Conversion Required

FINAL ANSWER

587.999382826267 ≈ 587.9994 Pascal <-- Saturation Vapour Pressure

(Calculation completed in 00.004 seconds)

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< 20 Clausius-Clapeyron Equation Calculators

Specific Latent Heat using Integrated Form of Clausius-Clapeyron Equation

Go Specific Latent Heat = (-ln(Final Pressure of System/Initial Pressure of System)*[R])/(((1/Final Temperature)-(1/Initial Temperature))*Molecular Weight)

Enthalpy using Integrated Form of Clausius-Clapeyron Equation

Go Change in Enthalpy = (-ln(Final Pressure of System/Initial Pressure of System)*[R])/((1/Final Temperature)-(1/Initial Temperature))

Initial Pressure using Integrated Form of Clausius-Clapeyron Equation

Go Initial Pressure of System = Final Pressure of System/(exp(-(Latent Heat*((1/Final Temperature)-(1/Initial Temperature)))/[R]))

Final Pressure using Integrated Form of Clausius-Clapeyron Equation

Go Final Pressure of System = (exp(-(Latent Heat*((1/Final Temperature)-(1/Initial Temperature)))/[R]))*Initial Pressure of System

Final Temperature using Integrated Form of Clausius-Clapeyron Equation

Go Final Temperature = 1/((-(ln(Final Pressure of System/Initial Pressure of System)*[R])/Latent Heat)+(1/Initial Temperature))

Initial Temperature using Integrated Form of Clausius-Clapeyron Equation

Go Initial Temperature = 1/(((ln(Final Pressure of System/Initial Pressure of System)*[R])/Latent Heat)+(1/Final Temperature))

Change in Pressure using Clausius Equation

Go Change in Pressure = (Change in Temperature*Molal Heat of Vaporization)/((Molar Volume-Molal Liquid Volume)*Absolute Temperature)

Temperature in Evaporation of Water near Standard Temperature and Pressure

Go Temperature = sqrt((Specific Latent Heat*Saturation Vapor Pressure)/(Slope of Co-existence Curve of Water Vapor*[R]))

Ratio of Vapour Pressure using Integrated Form of Clausius-Clapeyron Equation

Go Ratio of Vapor Pressure = exp(-(Latent Heat*((1/Final Temperature)-(1/Initial Temperature)))/[R])

Specific Latent Heat of Evaporation of Water near Standard Temperature and Pressure

Go Specific Latent Heat = (Slope of Co-existence Curve of Water Vapor*[R]*(Temperature^2))/Saturation Vapor Pressure

Saturation Vapor Pressure near Standard Temperature and Pressure

Go Saturation Vapor Pressure = (Slope of Co-existence Curve of Water Vapor*[R]*(Temperature^2))/Specific Latent Heat

Temperature for Transitions

Go Temperature = -Latent Heat/((ln(Pressure)-Integration Constant)*[R])

Pressure for Transitions between Gas and Condensed Phase

Go Pressure = exp(-Latent Heat/([R]*Temperature))+Integration Constant

August Roche Magnus Formula

Go Saturation Vapour Pressure = 6.1094*exp((17.625*Temperature)/(Temperature+243.04))

Entropy of Vaporization using Trouton's Rule

Go Entropy = (4.5*[R])+([R]*ln(Temperature))

Boiling Point using Trouton's Rule given Specific Latent Heat

Go Boiling Point = (Specific Latent Heat*Molecular Weight)/(10.5*[R])

Specific Latent Heat using Trouton's Rule

Go Specific Latent Heat = (Boiling Point*10.5*[R])/Molecular Weight

Boiling Point using Trouton's Rule given Latent Heat

Go Boiling Point = Latent Heat/(10.5*[R])

Boiling Point given Enthalpy using Trouton's Rule

Go Boiling Point = Enthalpy/(10.5*[R])

Enthalpy of Vaporization using Trouton's Rule

Go Enthalpy = Boiling Point*10.5*[R]

< 22 Important Formulas of Clausius-Clapeyron Equation Calculators