Entropy Change for Isochoric Process given Pressures Solution

STEP 0: Pre-Calculation Summary
Formula Used
Entropy Change Constant Volume = Mass of Gas*Specific Molar Heat Capacity at Constant Volume*ln(Final Pressure of System/Initial Pressure of System)
δsvol = mgas*Cvs*ln(Pf/Pi)
This formula uses 1 Functions, 5 Variables
Functions Used
ln - The natural logarithm, also known as the logarithm to the base e, is the inverse function of the natural exponential function., ln(Number)
Variables Used
Entropy Change Constant Volume - (Measured in Joule per Kilogram K) - Entropy change constant volume is the measure of a system’s thermal energy per unit temperature that is unavailable for doing useful work.
Mass of Gas - (Measured in Kilogram) - Mass of Gas is the mass on or by which the work is done.
Specific Molar Heat Capacity at Constant Volume - (Measured in Joule Per Kelvin Per Mole) - Specific Molar Heat Capacity at Constant Volume, (of a gas) is the amount of heat required to raise the temperature of 1 mol of the gas by 1 °C at the constant volume.
Final Pressure of System - (Measured in Pascal) - Final Pressure of System is the total final pressure exerted by the molecules inside the system.
Initial Pressure of System - (Measured in Pascal) - Initial Pressure of System is the total initial pressure exerted by the molecules inside the system.
STEP 1: Convert Input(s) to Base Unit
Mass of Gas: 2 Kilogram --> 2 Kilogram No Conversion Required
Specific Molar Heat Capacity at Constant Volume: 530 Joule Per Kelvin Per Mole --> 530 Joule Per Kelvin Per Mole No Conversion Required
Final Pressure of System: 96100 Pascal --> 96100 Pascal No Conversion Required
Initial Pressure of System: 85000 Pascal --> 85000 Pascal No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
δsvol = mgas*Cvs*ln(Pf/Pi) --> 2*530*ln(96100/85000)
Evaluating ... ...
δsvol = 130.102343055086
STEP 3: Convert Result to Output's Unit
130.102343055086 Joule per Kilogram K --> No Conversion Required
FINAL ANSWER
130.102343055086 130.1023 Joule per Kilogram K <-- Entropy Change Constant Volume
(Calculation completed in 00.004 seconds)

Credits

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Created by Rushi Shah
K J Somaiya College of Engineering (K J Somaiya), Mumbai
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Birla Institute of Technology & Science (BITS), Hyderabad
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Entropy Change for Isochoric Process given Pressures Formula

​LaTeX ​Go
Entropy Change Constant Volume = Mass of Gas*Specific Molar Heat Capacity at Constant Volume*ln(Final Pressure of System/Initial Pressure of System)
δsvol = mgas*Cvs*ln(Pf/Pi)

What is entropy change?

Entropy, S, is a state function and is a measure of disorder or randomness. A positive (+) entropy change means an increase in disorder. The universe tends toward increased entropy.

How to Calculate Entropy Change for Isochoric Process given Pressures?

Entropy Change for Isochoric Process given Pressures calculator uses Entropy Change Constant Volume = Mass of Gas*Specific Molar Heat Capacity at Constant Volume*ln(Final Pressure of System/Initial Pressure of System) to calculate the Entropy Change Constant Volume, Entropy Change for Isochoric Process given Pressures formula is defined as a measure of the change in entropy during an isochoric process, reflecting how pressure variations affect the thermal state of a gas while maintaining constant volume. Entropy Change Constant Volume is denoted by δsvol symbol.

How to calculate Entropy Change for Isochoric Process given Pressures using this online calculator? To use this online calculator for Entropy Change for Isochoric Process given Pressures, enter Mass of Gas (mgas), Specific Molar Heat Capacity at Constant Volume (Cvs), Final Pressure of System (Pf) & Initial Pressure of System (Pi) and hit the calculate button. Here is how the Entropy Change for Isochoric Process given Pressures calculation can be explained with given input values -> 130.1023 = 2*530*ln(96100/85000).

FAQ

What is Entropy Change for Isochoric Process given Pressures?
Entropy Change for Isochoric Process given Pressures formula is defined as a measure of the change in entropy during an isochoric process, reflecting how pressure variations affect the thermal state of a gas while maintaining constant volume and is represented as δsvol = mgas*Cvs*ln(Pf/Pi) or Entropy Change Constant Volume = Mass of Gas*Specific Molar Heat Capacity at Constant Volume*ln(Final Pressure of System/Initial Pressure of System). Mass of Gas is the mass on or by which the work is done, Specific Molar Heat Capacity at Constant Volume, (of a gas) is the amount of heat required to raise the temperature of 1 mol of the gas by 1 °C at the constant volume, Final Pressure of System is the total final pressure exerted by the molecules inside the system & Initial Pressure of System is the total initial pressure exerted by the molecules inside the system.
How to calculate Entropy Change for Isochoric Process given Pressures?
Entropy Change for Isochoric Process given Pressures formula is defined as a measure of the change in entropy during an isochoric process, reflecting how pressure variations affect the thermal state of a gas while maintaining constant volume is calculated using Entropy Change Constant Volume = Mass of Gas*Specific Molar Heat Capacity at Constant Volume*ln(Final Pressure of System/Initial Pressure of System). To calculate Entropy Change for Isochoric Process given Pressures, you need Mass of Gas (mgas), Specific Molar Heat Capacity at Constant Volume (Cvs), Final Pressure of System (Pf) & Initial Pressure of System (Pi). With our tool, you need to enter the respective value for Mass of Gas, Specific Molar Heat Capacity at Constant Volume, Final Pressure of System & Initial Pressure of System 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 Entropy Change Constant Volume?
In this formula, Entropy Change Constant Volume uses Mass of Gas, Specific Molar Heat Capacity at Constant Volume, Final Pressure of System & Initial Pressure of System. We can use 3 other way(s) to calculate the same, which is/are as follows -
  • Entropy Change Constant Volume = Heat Capacity Constant Volume*ln(Temperature of Surface 2/Temperature of Surface 1)+[R]*ln(Specific Volume at Point 2/Specific Volume at Point 1)
  • Entropy Change Constant Volume = Mass of Gas*Specific Molar Heat Capacity at Constant Volume*ln(Final Temperature/Initial Temperature)
  • Entropy Change Constant Volume = Mass of Gas*Specific Molar Heat Capacity at Constant Volume*ln(Final Temperature/Initial Temperature)
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