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Equilibrium constant 1 is the value of its reaction quotient at chemical equilibrium, at absolute temperature T1. Check FAQs
K1=K2exp((ΔH[R])(T2-T1T1T2))
K1 - Equilibrium constant 1?K2 - Equilibrium constant 2?ΔH - Change in Enthalpy?T2 - Final Temperature at Equilibrium?T1 - Initial Temperature at Equilibrium?[R] - Universal gas constant?

Equilibrium Constant 1 in Temperature Range T1 and T2 Example

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Here is how the Equilibrium Constant 1 in Temperature Range T1 and T2 equation looks like with Values.

Here is how the Equilibrium Constant 1 in Temperature Range T1 and T2 equation looks like with Units.

Here is how the Equilibrium Constant 1 in Temperature Range T1 and T2 equation looks like.

0.0573Edit=0.0431Editexp((190Edit8.3145)(40Edit-80Edit80Edit40Edit))
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Equilibrium Constant 1 in Temperature Range T1 and T2 Solution

Follow our step by step solution on how to calculate Equilibrium Constant 1 in Temperature Range T1 and T2?

FIRST Step Consider the formula
K1=K2exp((ΔH[R])(T2-T1T1T2))
Next Step Substitute values of Variables
K1=0.0431exp((190J/kg[R])(40K-80K80K40K))
Next Step Substitute values of Constants
K1=0.0431exp((190J/kg8.3145)(40K-80K80K40K))
Next Step Prepare to Evaluate
K1=0.0431exp((1908.3145)(40-808040))
Next Step Evaluate
K1=0.0573498277644903
LAST Step Rounding Answer
K1=0.0573

Equilibrium Constant 1 in Temperature Range T1 and T2 Formula Elements

Variables
Constants
Functions
Equilibrium constant 1
Equilibrium constant 1 is the value of its reaction quotient at chemical equilibrium, at absolute temperature T1.
Symbol: K1
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
Equilibrium constant 2
Equilibrium constant 2 is the value of its reaction quotient at chemical equilibrium, at absolute temperature T2.
Symbol: K2
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
Change in Enthalpy
Change in enthalpy is the thermodynamic quantity equivalent to the total difference between the heat content of a system.
Symbol: ΔH
Measurement: Heat of Combustion (per Mass)Unit: J/kg
Note: Value can be positive or negative.
Final Temperature at Equilibrium
Final Temperature at Equilibrium is the degree or intensity of heat present at the final stage of the system during equilibrium.
Symbol: T2
Measurement: TemperatureUnit: K
Note: Value can be positive or negative.
Initial Temperature at Equilibrium
Initial Temperature at Equilibrium is the degree or intensity of heat present at the initial stage of the system during equilibrium.
Symbol: T1
Measurement: TemperatureUnit: K
Note: Value can be positive or negative.
Universal gas constant
Universal gas constant is a fundamental physical constant that appears in the ideal gas law, relating the pressure, volume, and temperature of an ideal gas.
Symbol: [R]
Value: 8.31446261815324
exp
n an exponential function, the value of the function changes by a constant factor for every unit change in the independent variable.
Syntax: exp(Number)

Other Formulas to find Equilibrium constant 1

​Go Equilibrium Constant at Initial Temperature T1
K1=10(-ΔH2.303[R]T1)+(ΔS2.303[R])

Other formulas in Thermodynamics in Chemical Equilibrium category

​Go Gibbs Free Energy given Equilibrium Constant
G=-2.303[R]Tlog10(Kc)
​Go Equilibrium constant given Gibbs free energy
Kc=10-(G2.303[R]T)
​Go Temperature of Reaction given Equilibrium Constant and Gibbs Energy
T=G-2.303[R]log10(Kc)
​Go Gibbs Free Energy given Equilibrium Constant due to Pressure
G=-2.303[R]Tln(Kp)

How to Evaluate Equilibrium Constant 1 in Temperature Range T1 and T2?

Equilibrium Constant 1 in Temperature Range T1 and T2 evaluator uses Equilibrium constant 1 = Equilibrium constant 2/exp((Change in Enthalpy/[R])*((Final Temperature at Equilibrium-Initial Temperature at Equilibrium)/(Initial Temperature at Equilibrium*Final Temperature at Equilibrium))) to evaluate the Equilibrium constant 1, The Equilibrium constant 1 in temperature range T1 and T2 formula is defined as the value of its reaction quotient at chemical equilibrium at a particular temperature. Equilibrium constant 1 is denoted by K1 symbol.

How to evaluate Equilibrium Constant 1 in Temperature Range T1 and T2 using this online evaluator? To use this online evaluator for Equilibrium Constant 1 in Temperature Range T1 and T2, enter Equilibrium constant 2 (K2), Change in Enthalpy (ΔH), Final Temperature at Equilibrium (T2) & Initial Temperature at Equilibrium (T1) and hit the calculate button.

FAQs on Equilibrium Constant 1 in Temperature Range T1 and T2

What is the formula to find Equilibrium Constant 1 in Temperature Range T1 and T2?
The formula of Equilibrium Constant 1 in Temperature Range T1 and T2 is expressed as Equilibrium constant 1 = Equilibrium constant 2/exp((Change in Enthalpy/[R])*((Final Temperature at Equilibrium-Initial Temperature at Equilibrium)/(Initial Temperature at Equilibrium*Final Temperature at Equilibrium))). Here is an example- 0.05735 = 0.0431/exp((190/[R])*((40-80)/(80*40))).
How to calculate Equilibrium Constant 1 in Temperature Range T1 and T2?
With Equilibrium constant 2 (K2), Change in Enthalpy (ΔH), Final Temperature at Equilibrium (T2) & Initial Temperature at Equilibrium (T1) we can find Equilibrium Constant 1 in Temperature Range T1 and T2 using the formula - Equilibrium constant 1 = Equilibrium constant 2/exp((Change in Enthalpy/[R])*((Final Temperature at Equilibrium-Initial Temperature at Equilibrium)/(Initial Temperature at Equilibrium*Final Temperature at Equilibrium))). This formula also uses Universal gas constant and Exponential Growth (exp) function(s).
What are the other ways to Calculate Equilibrium constant 1?
Here are the different ways to Calculate Equilibrium constant 1-
  • Equilibrium constant 1=10^((-Change in Enthalpy/(2.303*[R]*Initial Temperature at Equilibrium))+(Change in Entropy/(2.303*[R])))OpenImg
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