Entropy Change in Isobaric Process given Temperature Solution

STEP 0: Pre-Calculation Summary
Formula Used
Entropy Change Constant Pressure = Mass of Gas*Molar Specific Heat Capacity at Constant Pressure*ln(Final Temperature/Initial Temperature)
δspres = mgas*Cpm*ln(Tf/Ti)
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 Pressure - (Measured in Joule per Kilogram K) - Entropy change constant pressure 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.
Molar Specific Heat Capacity at Constant Pressure - (Measured in Joule Per Kelvin Per Mole) - Molar Specific Heat Capacity at Constant Pressure, (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 pressure.
Final Temperature - (Measured in Kelvin) - Final Temperature is the measure of hotness or coldness of a system at its final state.
Initial Temperature - (Measured in Kelvin) - Initial Temperature is the measure of hotness or coldness of a system at its initial state.
STEP 1: Convert Input(s) to Base Unit
Mass of Gas: 2 Kilogram --> 2 Kilogram No Conversion Required
Molar Specific Heat Capacity at Constant Pressure: 122 Joule Per Kelvin Per Mole --> 122 Joule Per Kelvin Per Mole No Conversion Required
Final Temperature: 345 Kelvin --> 345 Kelvin No Conversion Required
Initial Temperature: 305 Kelvin --> 305 Kelvin No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
δspres = mgas*Cpm*ln(Tf/Ti) --> 2*122*ln(345/305)
Evaluating ... ...
δspres = 30.0687642634433
STEP 3: Convert Result to Output's Unit
30.0687642634433 Joule per Kilogram K --> No Conversion Required
FINAL ANSWER
30.0687642634433 30.06876 Joule per Kilogram K <-- Entropy Change Constant Pressure
(Calculation completed in 00.020 seconds)

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K J Somaiya College of Engineering (K J Somaiya), Mumbai
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Entropy Change in Isobaric Process given Temperature Formula

​LaTeX ​Go
Entropy Change Constant Pressure = Mass of Gas*Molar Specific Heat Capacity at Constant Pressure*ln(Final Temperature/Initial Temperature)
δspres = mgas*Cpm*ln(Tf/Ti)

How does entropy change with pressure?

The entropy of a substance increases with its molecular weight and complexity and with temperature. The entropy also increases as the pressure or concentration becomes smaller. Entropies of gases are much larger than those of condensed phases.

How to Calculate Entropy Change in Isobaric Process given Temperature?

Entropy Change in Isobaric Process given Temperature calculator uses Entropy Change Constant Pressure = Mass of Gas*Molar Specific Heat Capacity at Constant Pressure*ln(Final Temperature/Initial Temperature) to calculate the Entropy Change Constant Pressure, Entropy Change in Isobaric Process given Temperature formula is defined as a measure of the change in entropy of a gas during an isobaric process, reflecting the relationship between temperature and the amount of heat transferred at constant pressure. Entropy Change Constant Pressure is denoted by δspres symbol.

How to calculate Entropy Change in Isobaric Process given Temperature using this online calculator? To use this online calculator for Entropy Change in Isobaric Process given Temperature, enter Mass of Gas (mgas), Molar Specific Heat Capacity at Constant Pressure (Cpm), Final Temperature (Tf) & Initial Temperature (Ti) and hit the calculate button. Here is how the Entropy Change in Isobaric Process given Temperature calculation can be explained with given input values -> 30.06876 = 2*122*ln(345/305).

FAQ

What is Entropy Change in Isobaric Process given Temperature?
Entropy Change in Isobaric Process given Temperature formula is defined as a measure of the change in entropy of a gas during an isobaric process, reflecting the relationship between temperature and the amount of heat transferred at constant pressure and is represented as δspres = mgas*Cpm*ln(Tf/Ti) or Entropy Change Constant Pressure = Mass of Gas*Molar Specific Heat Capacity at Constant Pressure*ln(Final Temperature/Initial Temperature). Mass of Gas is the mass on or by which the work is done, Molar Specific Heat Capacity at Constant Pressure, (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 pressure, Final Temperature is the measure of hotness or coldness of a system at its final state & Initial Temperature is the measure of hotness or coldness of a system at its initial state.
How to calculate Entropy Change in Isobaric Process given Temperature?
Entropy Change in Isobaric Process given Temperature formula is defined as a measure of the change in entropy of a gas during an isobaric process, reflecting the relationship between temperature and the amount of heat transferred at constant pressure is calculated using Entropy Change Constant Pressure = Mass of Gas*Molar Specific Heat Capacity at Constant Pressure*ln(Final Temperature/Initial Temperature). To calculate Entropy Change in Isobaric Process given Temperature, you need Mass of Gas (mgas), Molar Specific Heat Capacity at Constant Pressure (Cpm), Final Temperature (Tf) & Initial Temperature (Ti). With our tool, you need to enter the respective value for Mass of Gas, Molar Specific Heat Capacity at Constant Pressure, Final Temperature & Initial Temperature 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 Pressure?
In this formula, Entropy Change Constant Pressure uses Mass of Gas, Molar Specific Heat Capacity at Constant Pressure, Final Temperature & Initial Temperature. We can use 3 other way(s) to calculate the same, which is/are as follows -
  • Entropy Change Constant Pressure = Heat Capacity Constant Pressure*ln(Temperature of Surface 2/Temperature of Surface 1)-[R]*ln(Pressure 2/Pressure 1)
  • Entropy Change Constant Pressure = Mass of Gas*Molar Specific Heat Capacity at Constant Pressure*ln(Final Volume of System/Initial Volume of System)
  • Entropy Change Constant Pressure = Mass of Gas*Molar Specific Heat Capacity at Constant Pressure*ln(Final Volume of System/Initial Volume of System)
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