Temperature of Reaction given Standard Enthalpy and Entropy Change Solution

STEP 0: Pre-Calculation Summary
Formula Used
Temperature = (Change in Enthalpy-Gibbs Free Energy)/Change in Entropy
T = (ΔH-G)/ΔS
This formula uses 4 Variables
Variables Used
Temperature - (Measured in Kelvin) - Temperature is the degree or intensity of heat present in a substance or object.
Change in Enthalpy - (Measured in Joule per Kilogram) - Change in enthalpy is the thermodynamic quantity equivalent to the total difference between the heat content of a system.
Gibbs Free Energy - (Measured in Joule) - Gibbs Free Energy is a thermodynamic potential that can be used to calculate the maximum of reversible work that may be performed by a thermodynamic system at a constant temperature and pressure.
Change in Entropy - (Measured in Joule per Kilogram K) - Change in entropy is the thermodynamic quantity equivalent to the total difference between the entropy of a system.
STEP 1: Convert Input(s) to Base Unit
Change in Enthalpy: 190 Joule per Kilogram --> 190 Joule per Kilogram No Conversion Required
Gibbs Free Energy: 0.22861 Kilojoule --> 228.61 Joule (Check conversion ​here)
Change in Entropy: 220 Joule per Kilogram K --> 220 Joule per Kilogram K No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
T = (ΔH-G)/ΔS --> (190-228.61)/220
Evaluating ... ...
T = -0.1755
STEP 3: Convert Result to Output's Unit
-0.1755 Kelvin --> No Conversion Required
FINAL ANSWER
-0.1755 Kelvin <-- Temperature
(Calculation completed in 00.004 seconds)

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Created by Akshada Kulkarni
National Institute of Information Technology (NIIT), Neemrana
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K J Somaiya College of science (K J Somaiya), Mumbai
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Thermodynamics in Chemical Equilibrium Calculators

Gibbs Free Energy given Equilibrium Constant due to Pressure
​ LaTeX ​ Go Gibbs Free Energy = -2.303*[R]*Temperature*ln(Equilibrium Constant for Partial Pressure)
Temperature of Reaction given Equilibrium Constant and Gibbs Energy
​ LaTeX ​ Go Temperature = Gibbs Free Energy/(-2.303*[R]*log10(Equilibrium Constant))
Gibbs Free Energy given Equilibrium Constant
​ LaTeX ​ Go Gibbs Free Energy = -2.303*[R]*Temperature*log10(Equilibrium Constant)
Equilibrium constant given Gibbs free energy
​ LaTeX ​ Go Equilibrium Constant = 10^(-(Gibbs Free Energy/(2.303*[R]*Temperature)))

Temperature of Reaction given Standard Enthalpy and Entropy Change Formula

​LaTeX ​Go
Temperature = (Change in Enthalpy-Gibbs Free Energy)/Change in Entropy
T = (ΔH-G)/ΔS

What is Gibbs free energy?

In thermodynamics, the Gibbs free energy is a thermodynamic potential that can be used to calculate the maximum reversible work that may be performed by a thermodynamic system at a constant temperature and pressure. This maximum can be attained only in a completely reversible process.

How to Calculate Temperature of Reaction given Standard Enthalpy and Entropy Change?

Temperature of Reaction given Standard Enthalpy and Entropy Change calculator uses Temperature = (Change in Enthalpy-Gibbs Free Energy)/Change in Entropy to calculate the Temperature, The Temperature of reaction given standard enthalpy and entropy change formula is defined as the absolute temperature of a gas at a given Gibbs free energy during equilibrium of a chemical reaction. Temperature is denoted by T symbol.

How to calculate Temperature of Reaction given Standard Enthalpy and Entropy Change using this online calculator? To use this online calculator for Temperature of Reaction given Standard Enthalpy and Entropy Change, enter Change in Enthalpy (ΔH), Gibbs Free Energy (G) & Change in Entropy (ΔS) and hit the calculate button. Here is how the Temperature of Reaction given Standard Enthalpy and Entropy Change calculation can be explained with given input values -> -0.1755 = (190-228.61)/220.

FAQ

What is Temperature of Reaction given Standard Enthalpy and Entropy Change?
The Temperature of reaction given standard enthalpy and entropy change formula is defined as the absolute temperature of a gas at a given Gibbs free energy during equilibrium of a chemical reaction and is represented as T = (ΔH-G)/ΔS or Temperature = (Change in Enthalpy-Gibbs Free Energy)/Change in Entropy. Change in enthalpy is the thermodynamic quantity equivalent to the total difference between the heat content of a system, Gibbs Free Energy is a thermodynamic potential that can be used to calculate the maximum of reversible work that may be performed by a thermodynamic system at a constant temperature and pressure & Change in entropy is the thermodynamic quantity equivalent to the total difference between the entropy of a system.
How to calculate Temperature of Reaction given Standard Enthalpy and Entropy Change?
The Temperature of reaction given standard enthalpy and entropy change formula is defined as the absolute temperature of a gas at a given Gibbs free energy during equilibrium of a chemical reaction is calculated using Temperature = (Change in Enthalpy-Gibbs Free Energy)/Change in Entropy. To calculate Temperature of Reaction given Standard Enthalpy and Entropy Change, you need Change in Enthalpy (ΔH), Gibbs Free Energy (G) & Change in Entropy (ΔS). With our tool, you need to enter the respective value for Change in Enthalpy, Gibbs Free Energy & Change in Entropy 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 Temperature?
In this formula, Temperature uses Change in Enthalpy, Gibbs Free Energy & Change in Entropy. We can use 2 other way(s) to calculate the same, which is/are as follows -
  • Temperature = Gibbs Free Energy/(-2.303*[R]*log10(Equilibrium Constant))
  • Temperature = Gibbs Free Energy/(-2.303*[R]*ln(Equilibrium Constant for Partial Pressure))
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