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Entropy Balance Equation Formula

GoEntropy Change Variable Specific Heat Formula

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Entropy Change Variable Specific Heat is the measure of a system’s thermal energy per unit temperature that is unavailable for doing useful work. Check FAQs

δs = Gsys - Gsurr + TEG

δs - Entropy Change Variable Specific Heat?Gsys - Entropy of System?Gsurr - Entropy of Surrounding?TEG - Total Entropy Generation?

Entropy Balance Equation Example

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Here is how the Entropy Balance Equation equation looks like with Values.

Here is how the Entropy Balance Equation equation looks like with Units.

Here is how the Entropy Balance Equation equation looks like.

105 = 85 - 130 + 150

105J/kg*K = 85J/kg*K - 130J/kg*K + 150J/kg*K

105 = 85 - 130 + 150

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Entropy Balance Equation Solution

Follow our step by step solution on how to calculate Entropy Balance Equation?

FIRST Step Consider the formula

δs = Gsys - Gsurr + TEG

Next Step Substitute values of Variables

∴

δs = 85J/kg*K - 130J/kg*K + 150J/kg*K

Next Step Prepare to Evaluate

∴

δs = 85 - 130 + 150

LAST Step Evaluate

∴

δs = 105J/kg*K

Entropy Balance Equation Formula Elements

Variables

Entropy Change Variable Specific Heat

Entropy Change Variable Specific Heat is the measure of a system’s thermal energy per unit temperature that is unavailable for doing useful work.

Symbol: δs

Measurement: Specific EntropyUnit: J/kg*K

Note: Value can be positive or negative.

Formulas to find Entropy Change Variable Specific Heat

Entropy of System

Entropy of System is the total entropy of the system.

Symbol: Gsys

Measurement: Specific EntropyUnit: J/kg*K

Note: Value can be positive or negative.

Formulas to find Entropy of System

Entropy of Surrounding

Entropy of Surrounding is the total entropy change of the surrounding.

Symbol: Gsurr

Measurement: Specific EntropyUnit: J/kg*K

Note: Value can be positive or negative.

Formulas to find Entropy of Surrounding

Total Entropy Generation

Total Entropy Generation is the summation of entropy change of the system and of its surroundings.

Symbol: TEG

Measurement: Specific EntropyUnit: J/kg*K

Note: Value can be positive or negative.

Formulas to find Total Entropy Generation

Other Formulas to find Entropy Change Variable Specific Heat

Go Entropy Change Variable Specific Heat

δs = s2 ° - s1 ° - [R] \cdot \ln (\frac{P 2}{P 1})

Other formulas in Entropy Generation category

Go Entropy Change at Constant Pressure

δs pres = C p \cdot \ln (\frac{T 2}{T 1}) - [R] \cdot \ln (\frac{P 2}{P 1})

Go Entropy Change at Constant Volume

δs vol = C v \cdot \ln (\frac{T 2}{T 1}) + [R] \cdot \ln (\frac{ν 2}{ν 1})

Go Entropy using Helmholtz Free Energy

S = \frac{U - A}{T}

Go Helmholtz Free Energy

A = U - T \cdot S

How to Evaluate Entropy Balance Equation?

Entropy Balance Equation evaluator uses Entropy Change Variable Specific Heat = Entropy of System-Entropy of Surrounding+Total Entropy Generation to evaluate the Entropy Change Variable Specific Heat, Entropy Balance Equation states that the total entropy generation is the summation of entropy change of the system and of its surroundings. Entropy Change Variable Specific Heat is denoted by δs symbol.

How to evaluate Entropy Balance Equation using this online evaluator? To use this online evaluator for Entropy Balance Equation, enter Entropy of System (Gsys), Entropy of Surrounding (Gsurr) & Total Entropy Generation (TEG) and hit the calculate button.

FAQs on Entropy Balance Equation

What is the formula to find Entropy Balance Equation?

The formula of Entropy Balance Equation is expressed as Entropy Change Variable Specific Heat = Entropy of System-Entropy of Surrounding+Total Entropy Generation. Here is an example- 105 = 85-130+150.

How to calculate Entropy Balance Equation?

With Entropy of System (Gsys), Entropy of Surrounding (Gsurr) & Total Entropy Generation (TEG) we can find Entropy Balance Equation using the formula - Entropy Change Variable Specific Heat = Entropy of System-Entropy of Surrounding+Total Entropy Generation.

What are the other ways to Calculate Entropy Change Variable Specific Heat?

Here are the different ways to Calculate Entropy Change Variable Specific Heat-

Entropy Change Variable Specific Heat=Standard molar entropy at point 2-Standard molar entropy at point 1-[R]*ln(Pressure 2/Pressure 1)

Can the Entropy Balance Equation be negative?

Yes, the Entropy Balance Equation, measured in Specific Entropy can be negative.

Which unit is used to measure Entropy Balance Equation?

Entropy Balance Equation is usually measured using the Joule per Kilogram K[J/kg*K] for Specific Entropy. Calorie per Gram per Celcius[J/kg*K], Joule per Kilogram per Celcius[J/kg*K], Kilojoule per Kilogram per Celcius[J/kg*K] are the few other units in which Entropy Balance Equation can be measured.

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Entropy Balance Equation Formula

​GoEntropy Change Variable Specific Heat Formula

Entropy Balance Equation Example

Entropy Balance Equation Solution

Entropy Balance Equation Formula Elements

Other Formulas to find Entropy Change Variable Specific Heat

Other formulas in Entropy Generation category

How to Evaluate Entropy Balance Equation?

FAQs on Entropy Balance Equation

Variable Name

GoEntropy Change Variable Specific Heat Formula