Quick physical chemistry question

Click For Summary
SUMMARY

The discussion focuses on calculating the final temperature of a 16.0g sample of carbon dioxide during a reversible adiabatic expansion from 500mL at 298.15K to 2.00L. The relevant equation used is Tf = Ti (Vi/Vf)^(1/c), where c is defined as Cv,m/R. The participant initially struggled to determine the value of c, which is 3.463, but later found the necessary information in the textbook to complete the calculation successfully.

PREREQUISITES
  • Understanding of the ideal gas law
  • Knowledge of adiabatic processes in thermodynamics
  • Familiarity with specific heat capacities, particularly Cv,m
  • Basic algebra for manipulating equations
NEXT STEPS
  • Study the derivation of the adiabatic process equations
  • Learn about the specific heat capacities of different gases
  • Explore the concept of reversible vs. irreversible processes in thermodynamics
  • Investigate the implications of the ideal gas law on real gas behavior
USEFUL FOR

Students and professionals in physical chemistry, thermodynamics enthusiasts, and anyone involved in gas behavior analysis will benefit from this discussion.

gman5
Messages
2
Reaction score
0
Calculate the final temperature of a sample of carbon dioxide of mass 16.0g that is
expanded reversibly and adiabatically from 500mL at 298,15K to 2.00L.

I know the answer and understand how to do the problem except for 1 part.

The equation to get the solution is : Tf = Ti (Vi/Vf)^(1/c)

The part I cannot figure out is how to find c. I know c = Cv,m/R = 3.463, but when I try to calculate c I get something other than 3.463.
 
Physics news on Phys.org
nevermind, it turns out that some information needed to make the calculation is contained in the back of the book, so I figured it out.
 

Similar threads

Chemistry Finding the molecular formula of an unknown hydrocarbon
  • · Replies 4 ·
Replies
4
Views
3K
Is the Gas Expansion Reversible or Irreversible?
  • · Replies 2 ·
Replies
2
Views
2K
Chemistry General Chemistry Moles Question
  • · Replies 9 ·
Replies
9
Views
3K
Thermodynamics: Compression of an Adiabatic Gas
  • · Replies 2 ·
Replies
2
Views
2K
Chemistry A, real simple for most people. Mol problems.
  • · Replies 3 ·
Replies
3
Views
3K
Question about Organic Chemistry and Physical Chemistry
  • · Replies 19 ·
Replies
19
Views
3K
Programs What can I do with a Chemistry BS and a minor in Physics?
  • · Replies 1 ·
Replies
1
Views
3K
Simple chemistry, with mol and so forth. Problems ITT.
  • · Replies 16 ·
Replies
16
Views
3K
Programs General Engineering/Chemistry/Biosciences/Physics - what to choose?
  • · Replies 2 ·
Replies
2
Views
2K
Entropy calculations involving integration (physical chemistry)
  • · Replies 3 ·
Replies
3
Views
7K