reversible process

Q: Are heat capacities (Cv) independent or dependent on temperature? Explain

A: Heat capacity is defined as the minimum amount of heat which is required to raise the temperature of…

Q: 8. Calculate the E for a system undergoing an exothermic process in which 10.3 kJ of heat flows and…

A:

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: What is the work done in a reversible adiabatic process?

A: In adiabatic process, heat is neither gained nor lost by the system.  The first law of…

Q: During an isothermal expansion of an ideal gas The work done by the gas is positive. O The internal…

A: The term "isothermal" refers to a temperature that does not change. The term "expansion" refers to…

Q: Which of the following statements is/are TRUE about the Calorimetry experiment?       I. The…

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Q: The value of AE for a system that performs 151 k) of work on its surroundings and loses 79 kJ of…

A:

Q: A heat engine does work as a result of extracting energy as heat from the hot source and discarding…

A: (a)

Q: Determine qsoln for each trial and report in units of joules. Specific Heat= 4.02

A: qsolution Trial 1 5013.22 J Trial 2 5998.40 J Trial 3 5469.93 J

Q: For a given process it is determined that the calorimeter has a calorimeter constant of 6.7 cal/C.…

A: Heat absorbed or released by a substance is calculated as: q = m.C.∆T where m is the mass of the…

Q: Which of the following is a state function, that is, a change in this quantity depends only on the…

A: In the given question we have to choose the correct option which of the following is a state…

Q: true or false Internal energy of the system is composed of two state functions called heat and…

A: According to first law of thermodynamics difference in heat and work gives the change in internal…

Q: A sample of a monoatomic ideal gas at 1.00atm and 250C expands adiabatically and reversibly from…

A: Given, P = 1 atm V = 5 L T = 25 + 273 = 298 K

Q: A calorimeter is a well insulated container that can be used to measure heat changes in a process.…

A: Heat capacity is equal to the amount of heat required to raised the temperature by 1oC of 1g of…

Q: Calculate the change internal energy (AE) for a system that is giving off 45.0 kJ of heat and is…

A: Given : Heat released = -45KJ Work done on the surroundings = -855J

Q: An instrument consisting of electric motor and a battery produced 25 kJ of work and lost 10 kJ as…

A: The relationship between work, heat and internal energy change is given by  ΔU = q + w where ΔU =…

Q: An adiabatic process is one that involves no heat transfer. What is the relationship between work…

A: Energy in the form of heat can be gained or lost by the system but in the Adiabatic process are…

Q: 8. The following questions are about an adiabatic expansion What is the definition of an adiabatic…

A: a) an adiabatic process occurs without transferring heat or mass between a surrounding system and…

Q: Suppose the changes in state are reversible processes. Can you conclude anything about the work done…

A: Given: A system goes from state 1 to state 2 and back to state 1. The changes in state are…

Q: If the calorimeter undergoes a heat change (qcal) of 479.08 and the temperature of the calorimeter…

A: q c a l = C × Δ T   change in heat = qcal = J Temperature change = ∆T =ºC.   Heat capacity = C =  J…

Q: When a system is at absolute zero, it has only one microstate. O True O False

A: Ans Microstates are number of possible accessible states or accessibility of the population of the…

Q: True or False. Support your answers For every process, AUsys = -AUsurr b. For every cyclic process,…

A: first law of thermodynamics

Q: If heat flows from the surroundings, Q > 0. True False Energy is an extensive state property of the…

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: An adiabatic process is one that involves no heat transfer.What is the relationship between work and…

A: Introduction: From the First law of thermodynamics, Internal energy is a property of the system…

Q: If q of the system is positive, which of the following must be true? PV work is zero. w must also be…

A: 1st law of thermodynamics: The first law of thermodynamics is a version of the law of conservation…

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: consider a system consisting of an ice cube. (a) under what conditions can the ice cube melt…

A: The ice cubes melts reversibly when solid and liquid are in equilibrium.

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: If a system is subjected to any cyclic transformation, the work produced in the surroundings is…

A:

Q: For every cyclic process, the final state of the surroundings is the same as the initial state of…

A: False. For every cyclic process, the final state of the surroundings is not necessary to be same as…

Q: Compute for the value of internal energy if a 498 J of heat energy is absorbed by the surroundings…

A:

Q: A system of monoatomic ideal gas expands to twice its original volume, doing 300 J of work in the…

A: Let the inital volume of gas is V The final volume of the gas is 2V. Work done, W = 300J

Q: Hess's Law cannot be used to compute q for a process.

A: Answer is given as

Q: When a thermodynamics process occurs and heat is absorbed by the system, this process is described…

A: The answer of the above question is given in step 2

Q: absorbed for a given chemical reaction… using Hess’ law for a net reaction from a  series of…

A: Example of Hess' law, If we find t heat of reaction of A + B ----> D + E + P If above chemical…

Q: q is --_________ (positive OR negative) when heat is transferred from the surroundings to the system…

A: Statements about the thermodynamic relationship between work done, heat transfer, energy exchange…

Q: We can calculate the heat capacity (C) of the calorimeter by measuring the change in heat qcal and…

A: The term heat capacity can be defined as the physical property of the given matter which is equal to…

Q: Which of the following statements is false? Select one: a. When heat is added to a well insulated…

A: Answer:- This question is answered by using the simple concept of thermodynamics which involves the…

Q: In a cyclic process involving an ideal gas, the net change in the internal energy of the gas is zero…

A: The internal energy is the total energy contained in the system and is the sum of kinetic and…

Q: Indicate whether each statement is true or false. The maximum amount of work can be accomplished by…

A: Irreversible steps are the steps which can't be reversed

Q: For a particular process that is carried out at constant pressure, q = 145 kJ and w = -35 kJ.…

A: The heat transferred (q) is given as 145kJ Now, at constant pressure, the enthalpy change is: ∆H =…

Q: a. For every cyclic process, the final state of the system is the same as the initial state. b. For…

A: In the given question we have to find out the given statement is true or false.  a)  It is true…

Q: In a spark ignition engine, spark ignites a fuel air mixture inside the cylinder via compression.…

A: By convention,Work done by the system is taken as negative and work done on the system is taken as…

Q: For a constant-pressure process, what is the difference between the internal energy (delta U) and…

A: At a constant pressure, the change in enthalpy is equal to the sum of internal energy and the…

Q: Consider the following idealized heat engine:| Th Qn Wout

A: carnot engine

Q: Calculate the change in internal energy (AE) for a system that is giving off 65.0 kJ of heat and is…

A: Given: Heat transfer, q=-65.0 kJ (Heat lost, so, q=-ve) Work, w=-855 J=-855 /1000 =-0.855 kJ   (1 kJ…

Q: A heat engine performs a thermodynamic cycle. Its internal energy depending on the typle of process.

A:

Q: Complete the sentence: When heat is transferred to the system, the process is said to be_______ and…

A: According to the Law of conservation of energy, the energy can neither be destroyed nor to be…