what do you mean by reversible work. describe briefly

Q: examples of application of the second law of thermodynamics

A: According to the 2nd law of thermodynamics, the total entropy of any system will always either…

Q: Explain how the internal energy and entropy of a system composed of two levels vary with…

A: SOLUTION: Step 1: Consider a two-state system in which the lower state is assigned an energy equal…

Q: >What is a perpetual motion machine? Can such a machine exist given the laws of thermodynamics?

A: Perpetual motion machine:It is an idealistic concept which moves indefinitely without any energy…

Q: The second law of thermodynamics states that, like energy, the entropy of the universe is constant.…

A: The second law states that there exist a useful state variable called entropy S .

Q: Under what condition(s) is the enthalpy change of a process equal to the amount of heat transferred…

A: The relationship between enthalpy of process and internal energy change is given by  ΔH = ΔE + Δ(PV)…

Q: maximum work t

A:

Q: Calculate the maximum work done when pressure on 10 g of hydrogen is reduced from 20 to one…

A: Isothermal process : It is a thermodynamic process in which the temperature of the system remains…

Q: what is a tharmodaynamic

A: Thermodynamics is a branch of science in which we study about the change in temperature or heat…

Q: Restate the first and second law of thermodynamics.

A: Thermodynamics is the branch of physical science that gives the relation between heat, energy,…

Q: Can a perpetual motion machine exists given the laws of thermodynamics?

A: Perpetual motion machine: It is an idealistic concept which moves indefinitely without any energy…

Q: Define the term thermodynamic measurements?

A: The branch of science which deals with the quantitative relationship of heat with the other forms of…

Q: What is the significance of entropy being a state function?

A:

Q: Suppose a 1.0 kW kettle contains 1.0 kg of water and is turned on for 100 s. By how much does the…

A: Power of the kettle, P = 1.0 kW                                = 1.0×103 W Time, t =100 s…

Q: Imagine that a sample of liquid refrigerant undergoes expansion followed by compression so that it…

A: The vaporization of liquid refrigerant in the expansion occurs at atmospheric pressure and does not…

Q: Write any two consequences of the application of the second law of thermodynamics with suitable…

A: The universe entropy (also referred as randomness) always tend to increase in accordance with…

Q: Which of the following thermodynamic functions can be measured absolutely? A. Internal Energy B.…

A: Given : We have to tell which of the following can be measured absolutely.

Q: All things trend toward disorder. When cups of hot milk are left on the table for a long period of…

A: Suniv > 0, where Suniv is the change in the universe's entropy. Entropy is a measure of a…

Q: A sample of 2.95 mol H2 (C, = 20.5 J K-' mol"') at 21°C and 1.50 atm undergoes a reversible…

A:

Q: How is the third law of thermodynamics interpreted in a microscopic thermodynamic sense

A: According to the third law of thermodynamics, the entropy of a perfect crystal is zero at 0 K. It is…

Q: entropy?

A: Entropy, the measure of a system's thermal energy per unit temperature that is unavailable for doing…

Q: Calculate work and Δ U for the reversible constant pressure heating of 1 mole of liquid water from 0…

A: Given:  P = 1 atm ( constant pressure)  No. of moles, n = 1 mole  Temperature, T = 100°C = 373K

Q: Which of the following is correct for reversible or irreversible compression of an ideal gas (from…

A: Given,  Which of the following is correct for reversible or irreversible compression of an ideal gas…

Q: Which of the following is the correct statement about first law of thermodynamics? O Frist law of…

A: According to first law thermodynamics,  energy can neither be created nor be destroyed.

Q: What is the entropy change for an adiabatic reversible process? O Zero O Negative O One O Positive

A: In an adiabatic reversible process, there is no change of heat in the process.

Q: Determine the reversible work, in joules, for the expansion of 3.00 mol of an ideal gas from 4.0000…

A: When ideal gas expands the work is done by the system on the surrounding. The work done is given by:…

Q: Write an equation that expresses the first law of thermodynamics in terms of heat and work.  Under…

A: First law of thermodynamics is expressed by:

Q: What are the first and second laws of thermodynamics andwhat are their defining equations?

A: Thermodynamics deals with the heat, work, energy and temperature phenomenon. There are four laws…

Q: What is the signifi-cance of entropy being a state function?

A: Entropy is a thermodynamic state function that determines randomness in a system.  When we raise…

Q: What thermodynamic properties are extensive

A: Extensive thermodynamic property: A thermodynamic property that depends upon the size or the…

Q: A 7.24-g sample of ethane occupies 4.65 L at 294 K. (a) Calculate the work done when the gas expands…

A: Isothermal is process done under constant temperature.

Q: Laws

A:

Q: Calculate the work done (J) by 2 mole of an Oplg) when it expands reversibly at a constant pressure…

A: The question is based on the concept of chemical thermodynamics. we have to calculate work done by…

Q: Define Thermodynamics ?

A: Thermodynamics is the branch of physical science which deals with the relations among heat and other…

Q: he standard entropy change fo

A:

Q: Use the data from this table of thermodynamic properties to calculate the maximum amount of work…

A: Dear student, you have not provided the data table link, but I am solving the question based on…

Q: Is there any connection between second law and third law of thermodynamics? Explain by giving…

A: Second law of thermodynamics states that the entropy of an isolated system always increases and…

Q: 13. The enthalpy change, AH, of a process is defined as: The quantity of heat transferred in or out…

A: Answer:- When heat is exchanged between system and surrounding at constant volume it is called…

Q: What laws of thermodynamics does the Escher´s drawing violates? Explain.

A: Answer :               Escher's drawing violates  obeys First Law of Thermodyamics.

Q: For which of the following reactions will the entropy of the system decrease?

A: Entropy is a thermodynamic quantity, which is the measure of randomness in a system.  . Greater the…

Q: Do you need to specify the temperature to calculate the entropy change?

A: The entropy change can be  calculated using the formula, Where,∆H standard enthalpy of formation…

Q: Calculate a change in entropy for an irreversible process of a system and contrast with the change…

A: An irreversible process is a process that cannot return both the system and the surroundings to…