Variation of Equilibrium Constant with Temperature at Constant Pressure Solution

STEP 0: Pre-Calculation Summary
Formula Used
Equilibrium constant 2 = Equilibrium constant 1*exp((Heat of reaction/[R])*((Absolute temperature 2-Absolute Temperature)/(Absolute Temperature*Absolute temperature 2)))
K2 = K1*exp((ΔH/[R])*((T2-Tabs)/(Tabs*T2)))
This formula uses 1 Constants, 1 Functions, 5 Variables
Constants Used
[R] - Universal gas constant Value Taken As 8.31446261815324
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
Equilibrium constant 2 - Equilibrium constant 2 is the value of its reaction quotient at chemical equilibrium, at absolute temperature T2.
Equilibrium constant 1 - Equilibrium constant 1 is the value of its reaction quotient at chemical equilibrium, at absolute temperature T1.
Heat of reaction - (Measured in Joule Per Mole) - Heat of reaction is the change in the enthalpy of a chemical reaction that occurs at a constant pressure.
Absolute temperature 2 - (Measured in Kelvin) - Absolute temperature 2 is the temperature of an object on a scale where 0 is taken as absolute zero.
Absolute Temperature - (Measured in Kelvin) - Absolute Temperature is defined as the measurement of temperature beginning at absolute zero on the Kelvin scale.
STEP 1: Convert Input(s) to Base Unit
Equilibrium constant 1: 0.026 --> No Conversion Required
Heat of reaction: 32.4 KiloJoule Per Mole --> 32400 Joule Per Mole (Check conversion here)
Absolute temperature 2: 310 Kelvin --> 310 Kelvin No Conversion Required
Absolute Temperature: 273.15 Kelvin --> 273.15 Kelvin No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
K2 = K1*exp((ΔH/[R])*((T2-Tabs)/(Tabs*T2))) --> 0.026*exp((32400/[R])*((310-273.15)/(273.15*310)))
Evaluating ... ...
K2 = 0.141732100801536
STEP 3: Convert Result to Output's Unit
0.141732100801536 --> No Conversion Required
FINAL ANSWER
0.141732100801536 0.141732 <-- Equilibrium constant 2
(Calculation completed in 00.004 seconds)

Credits

Created by Akshada Kulkarni
National Institute of Information Technology (NIIT), Neemrana
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Indian Institute of Technology (IIT), Kanpur
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12 Equilibrium Constant Calculators

Equilibrium Concentration of Substance A
Go Equilibrium Concentration of A = (((Equilibrium Concentration of C^No. of Moles of C) *(Equilibrium Concentration of D^No. of Moles of D) )/(Equilibrium Constant*(Equilibrium Concentration of B^No. of Moles of B)))^(1/Number of Moles of A)
Equilibrium Constant with respect to Molar Concentrations
Go Equilibrium Constant = ((Equilibrium Concentration of C^No. of Moles of C) *(Equilibrium Concentration of D^No. of Moles of D) )/((Equilibrium Concentration of A^Number of Moles of A) *(Equilibrium Concentration of B^No. of Moles of B))
Equilibrium Concentration of Substance D
Go Equilibrium Concentration of D = ((Equilibrium Constant*(Equilibrium Concentration of A^Number of Moles of A) *(Equilibrium Concentration of B^No. of Moles of B) )/(Equilibrium Concentration of C^No. of Moles of C))^(1/No. of Moles of D)
Equilibrium Concentration of Substance C
Go Equilibrium Concentration of C = ((Equilibrium Constant*(Equilibrium Concentration of A^Number of Moles of A) *(Equilibrium Concentration of B^No. of Moles of B))/(Equilibrium Concentration of D^No. of Moles of D))^(1/No. of Moles of C)
Variation of Equilibrium Constant with Temperature at Constant Pressure
Go Equilibrium constant 2 = Equilibrium constant 1*exp((Heat of reaction/[R])*((Absolute temperature 2-Absolute Temperature)/(Absolute Temperature*Absolute temperature 2)))
Equilibrium concentration of Substance B
Go Equilibrium Concentration of B = (Equilibrium Concentration of C*Equilibrium Concentration of D)/(Equilibrium Constant*Equilibrium Concentration of A)
Backward Reaction Rate Constant
Go Backward Reaction Rate Constant = Forward reaction rate constant/Equilibrium Constant
Forward Reaction Rate Constant
Go Forward reaction rate constant = Equilibrium Constant*Backward Reaction Rate Constant
Equilibrium Constant
Go Equilibrium Constant = Forward reaction rate constant/Backward Reaction Rate Constant
Number of Moles of Gaseous Reactants
Go Number of moles of reactants = Number of moles of products-Change in Number of Moles
Number of Moles of Gaseous Products
Go Number of moles of products = Change in Number of Moles+Number of moles of reactants
Change in Number of Moles
Go Change in Number of Moles = Number of moles of products-Number of moles of reactants

Variation of Equilibrium Constant with Temperature at Constant Pressure Formula

Equilibrium constant 2 = Equilibrium constant 1*exp((Heat of reaction/[R])*((Absolute temperature 2-Absolute Temperature)/(Absolute Temperature*Absolute temperature 2)))
K2 = K1*exp((ΔH/[R])*((T2-Tabs)/(Tabs*T2)))

What is Van't Hoff Equation?

Van't Hoff equation designates an equation relating the temperature dependence of the equilibrium constant to the enthalpy change of a process. It relates the change in the equilibrium constant, K, of a chemical reaction to the change in temperature, T, given the standard enthalpy change, ΔH, for the process.

How to Calculate Variation of Equilibrium Constant with Temperature at Constant Pressure?

Variation of Equilibrium Constant with Temperature at Constant Pressure calculator uses Equilibrium constant 2 = Equilibrium constant 1*exp((Heat of reaction/[R])*((Absolute temperature 2-Absolute Temperature)/(Absolute Temperature*Absolute temperature 2))) to calculate the Equilibrium constant 2, The Variation of Equilibrium Constant with Temperature at Constant Pressure is the value of its reaction quotient at chemical equilibrium. Equilibrium constant 2 is denoted by K2 symbol.

How to calculate Variation of Equilibrium Constant with Temperature at Constant Pressure using this online calculator? To use this online calculator for Variation of Equilibrium Constant with Temperature at Constant Pressure, enter Equilibrium constant 1 (K1), Heat of reaction (ΔH), Absolute temperature 2 (T2) & Absolute Temperature (Tabs) and hit the calculate button. Here is how the Variation of Equilibrium Constant with Temperature at Constant Pressure calculation can be explained with given input values -> 0.141732 = 0.026*exp((32400/[R])*((310-273.15)/(273.15*310))).

FAQ

What is Variation of Equilibrium Constant with Temperature at Constant Pressure?
The Variation of Equilibrium Constant with Temperature at Constant Pressure is the value of its reaction quotient at chemical equilibrium and is represented as K2 = K1*exp((ΔH/[R])*((T2-Tabs)/(Tabs*T2))) or Equilibrium constant 2 = Equilibrium constant 1*exp((Heat of reaction/[R])*((Absolute temperature 2-Absolute Temperature)/(Absolute Temperature*Absolute temperature 2))). Equilibrium constant 1 is the value of its reaction quotient at chemical equilibrium, at absolute temperature T1, Heat of reaction is the change in the enthalpy of a chemical reaction that occurs at a constant pressure, Absolute temperature 2 is the temperature of an object on a scale where 0 is taken as absolute zero & Absolute Temperature is defined as the measurement of temperature beginning at absolute zero on the Kelvin scale.
How to calculate Variation of Equilibrium Constant with Temperature at Constant Pressure?
The Variation of Equilibrium Constant with Temperature at Constant Pressure is the value of its reaction quotient at chemical equilibrium is calculated using Equilibrium constant 2 = Equilibrium constant 1*exp((Heat of reaction/[R])*((Absolute temperature 2-Absolute Temperature)/(Absolute Temperature*Absolute temperature 2))). To calculate Variation of Equilibrium Constant with Temperature at Constant Pressure, you need Equilibrium constant 1 (K1), Heat of reaction (ΔH), Absolute temperature 2 (T2) & Absolute Temperature (Tabs). With our tool, you need to enter the respective value for Equilibrium constant 1, Heat of reaction, Absolute temperature 2 & Absolute Temperature and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
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