Monatomic ideal gas thermodyanmics

In summary, the conversation discusses a scenario involving a monatomic ideal gas that undergoes a cycle of heating, expansion, and compression. The questions asked pertain to the net energy entering the system as heat, the net work done by the gas, and the efficiency of the cycle. The person asking for help has not attempted to solve the problem and is seeking assistance.
  • #1
ThemeZai
3
0
Suppose 1.0 mol of a monatomic ideal gas initially at 10 L and 338 K is heated at constant volume to 676 K, allowed to expand isothermally to its initial pressure, and finally compressed at constant pressure to its original volume, pressure, and temperature.
(a) What is the net energy entering the system (the gas) as heat during the cycle? (b) What is the net work done by the gas during the cycle? (c) What is the efficiency of the cycle?

Anyone can help me with this too?
 
Physics news on Phys.org
  • #2


ThemeZai said:
Suppose 1.0 mol of a monatomic ideal gas initially at 10 L and 338 K is heated at constant volume to 676 K, allowed to expand isothermally to its initial pressure, and finally compressed at constant pressure to its original volume, pressure, and temperature.
(a) What is the net energy entering the system (the gas) as heat during the cycle? (b) What is the net work done by the gas during the cycle? (c) What is the efficiency of the cycle?

Anyone can help me with this too?
What have you tried so far?

AM
 
  • #3


I don't know how to solve it. That's the problem. Can you help me with it?
 

FAQ: Monatomic ideal gas thermodyanmics

What is a monatomic ideal gas?

A monatomic ideal gas is a hypothetical gas consisting of particles that have no internal structure, meaning they do not have any rotational or vibrational motion. This type of gas is often used in thermodynamic equations and models because it is simpler to analyze and calculate.

What are the assumptions made in monatomic ideal gas thermodynamics?

The assumptions made in monatomic ideal gas thermodynamics include the gas particles having no volume, no intermolecular forces, and undergoing completely elastic collisions. Additionally, the gas is assumed to be at a constant temperature and pressure.

How is the behavior of a monatomic ideal gas described by the ideal gas law?

The ideal gas law, PV = nRT, describes the behavior of a monatomic ideal gas by relating the gas's pressure (P), volume (V), number of moles (n), and temperature (T). This equation assumes that the gas particles are point masses with no volume and that the particles are in constant, random motion.

What is the relationship between temperature and kinetic energy in monatomic ideal gas thermodynamics?

According to the kinetic theory of gases, the average kinetic energy of gas particles is directly proportional to the gas's temperature. In monatomic ideal gas thermodynamics, this means that as the temperature of the gas increases, the average kinetic energy of the gas particles also increases.

Can monatomic ideal gases undergo phase changes?

No, monatomic ideal gases cannot undergo phase changes because they do not have intermolecular forces that would allow for the formation of bonds or interactions between particles. This means that the gas will remain in the gaseous state regardless of changes in temperature or pressure.

Similar threads

Calculating ΔE Difference for 2 Samples of Monatomic Ideal Gas
Replies
4
Views
2K
Internal Energy of an Ideal Gas
Replies
4
Views
2K
PV Diagram of Ideal Monatomic Gas Processes
Replies
4
Views
2K
Why is temperature constant after gas has expanded?
Replies
33
Views
2K
How Does Expansion Affect Internal Energy in a Monatomic Ideal Gas?
Replies
1
Views
1K
Calculate ideal-gas temperature of a material
Replies
2
Views
1K
Calculating Work Done by Gas at Constant Pressure
Replies
2
Views
2K
What is the molar heat capacity of an ideal gas at constant pressure and volume?
Replies
5
Views
2K
Efficiency of Stirling Cycle - Is it the same as the Carnot Engine?
Replies
14
Views
575
Proof question related to the Ideal Gas Law
Replies
8
Views
2K

Hot Threads

Recent Insights

Back
Top