FormulaDen.com

Physics Chemistry Math Chemical Engineering Civil Electrical Electronics Electronics and Instrumentation Materials Science Mechanical Production Engineering Financial Health

Surface Enthalpy given Critical Temperature Formula

Fx Copy

LaTeX Copy

Surface Enthalpy is the measure for energy i.e. the heat content of a surface. Check FAQs

H s = (k o) \cdot {(1 - (\frac{T}{T c}))}^{k 1 - 1} \cdot (1 + ((k 1 - 1) \cdot (\frac{T}{T c})))

H_s - Surface Enthalpy?k_o - Constant for each Liquid?T - Temperature?T_c - Critical Temperature?k₁ - Empirical Factor?

Surface Enthalpy given Critical Temperature Example

With values

With units

Only example

Here is how the Surface Enthalpy given Critical Temperature equation looks like with Values.

Here is how the Surface Enthalpy given Critical Temperature equation looks like with Units.

Here is how the Surface Enthalpy given Critical Temperature equation looks like.

54.202 = (55) \cdot {(1 - (\frac{55.98}{190.55}))}^{1.23 - 1} \cdot (1 + ((1.23 - 1) \cdot (\frac{55.98}{190.55})))

54.202J/K = (55) \cdot {(1 - (\frac{55.98K}{190.55K}))}^{1.23 - 1} \cdot (1 + ((1.23 - 1) \cdot (\frac{55.98K}{190.55K})))

54.202 = (55) \cdot {(1 - (\frac{55.98}{190.55}))}^{1.23 - 1} \cdot (1 + ((1.23 - 1) \cdot (\frac{55.98}{190.55})))

Tip: Use pencil ( Pencil

) icon above to edit Input Values and Units.

Calculate

Recalculate

Solution

Copy

Reset

You are here -

Home » Category

Chemistry » Category

Surface Chemistry » Category

Colloidal Structures in Surfactant Solutions » fx Surface Enthalpy given Critical Temperature

Surface Enthalpy given Critical Temperature Solution

Follow our step by step solution on how to calculate Surface Enthalpy given Critical Temperature?

FIRST Step Consider the formula

H s = (k o) \cdot {(1 - (\frac{T}{T c}))}^{k 1 - 1} \cdot (1 + ((k 1 - 1) \cdot (\frac{T}{T c})))

Next Step Substitute values of Variables

∴

H s = (55) \cdot {(1 - (\frac{55.98K}{190.55K}))}^{1.23 - 1} \cdot (1 + ((1.23 - 1) \cdot (\frac{55.98K}{190.55K})))

Next Step Prepare to Evaluate

∴

H s = (55) \cdot {(1 - (\frac{55.98}{190.55}))}^{1.23 - 1} \cdot (1 + ((1.23 - 1) \cdot (\frac{55.98}{190.55})))

Next Step Evaluate

∴

H s = 54.2019553183811J/K

LAST Step Rounding Answer

∴

H s = 54.202J/K

Surface Enthalpy given Critical Temperature Formula Elements

Variables

Surface Enthalpy

Surface Enthalpy is the measure for energy i.e. the heat content of a surface.

Symbol: H_s

Measurement: EntropyUnit: J/K

Note: Value should be greater than 0.

Formulas to find Surface Enthalpy

Constant for each Liquid

Constant for each Liquid is the constant being the surface tension of a liquid at absolute zero.

Symbol: k_o

Measurement: NAUnit: Unitless

Note: Value should be between 52 to 58.

Formulas to find Constant for each Liquid

Temperature

Temperature is the degree or intensity of heat present in a substance or object.

Symbol: T

Measurement: TemperatureUnit: K

Note: Value can be positive or negative.

Formulas to find Temperature

Critical Temperature

Critical Temperature is the highest temperature at which the substance can exist as a liquid. At this phase boundaries vanish, and the substance can exist both as a liquid and vapor.

Symbol: T_c

Measurement: TemperatureUnit: K

Note: Value should be greater than 0.

Formulas to find Critical Temperature

Empirical Factor

Empirical Factor is the value originating in or based on the empirical observation that relates the surface tension to the critical temperature.

Symbol: k₁

Measurement: NAUnit: Unitless

Note: Value should be between 1.2 to 1.5.

Formulas to find Empirical Factor

Other formulas in Specific Surface Area category

Go Critical Packing Parameter

CPP = \frac{v}{a o \cdot l}

Go Number of Moles of Surfactant given Critical Micelle Concentration

[M] = \frac{c - c CMC}{n}

Go Micellar Aggregation Number

N mic = \frac{(\frac{4}{3}) \cdot π \cdot ({R mic}^{3})}{V hydrophobic}

Go Micellar Core Radius given Micellar Aggregation Number

R mic = {(\frac{N mic \cdot 3 \cdot V hydrophobic}{4 \cdot π})}^{\frac{1}{3}}

How to Evaluate Surface Enthalpy given Critical Temperature?

Surface Enthalpy given Critical Temperature evaluator uses Surface Enthalpy = (Constant for each Liquid)*(1-(Temperature/Critical Temperature))^(Empirical Factor-1)*(1+((Empirical Factor-1)*(Temperature/Critical Temperature))) to evaluate the Surface Enthalpy, The Surface Enthalpy given Critical Temperature formula is defined as the product of temperature of surface and surface entropy. Surface Enthalpy is denoted by H_s symbol.

How to evaluate Surface Enthalpy given Critical Temperature using this online evaluator? To use this online evaluator for Surface Enthalpy given Critical Temperature, enter Constant for each Liquid (k_o), Temperature (T), Critical Temperature (T_c) & Empirical Factor (k₁) and hit the calculate button.

FAQs on Surface Enthalpy given Critical Temperature

What is the formula to find Surface Enthalpy given Critical Temperature?

The formula of Surface Enthalpy given Critical Temperature is expressed as Surface Enthalpy = (Constant for each Liquid)*(1-(Temperature/Critical Temperature))^(Empirical Factor-1)*(1+((Empirical Factor-1)*(Temperature/Critical Temperature))). Here is an example- 54.20196 = (55)*(1-(55.98/190.55))^(1.23-1)*(1+((1.23-1)*(55.98/190.55))).

How to calculate Surface Enthalpy given Critical Temperature?

With Constant for each Liquid (k_o), Temperature (T), Critical Temperature (T_c) & Empirical Factor (k₁) we can find Surface Enthalpy given Critical Temperature using the formula - Surface Enthalpy = (Constant for each Liquid)*(1-(Temperature/Critical Temperature))^(Empirical Factor-1)*(1+((Empirical Factor-1)*(Temperature/Critical Temperature))).

Can the Surface Enthalpy given Critical Temperature be negative?

No, the Surface Enthalpy given Critical Temperature, measured in Entropy cannot be negative.

Which unit is used to measure Surface Enthalpy given Critical Temperature?

Surface Enthalpy given Critical Temperature is usually measured using the Joule per Kelvin[J/K] for Entropy. Joule per Kilokelvin[J/K], Joule per Fahrenheit[J/K], Joule per Celsius[J/K] are the few other units in which Surface Enthalpy given Critical Temperature can be measured.

Let Others Know

✖

Facebook

Twitter

Copied!

: Value
: Unit