0.2kg cup of tea at Ti=368.15K is left to cool down in a room at 293.15K. Calculate the following entropy changes a). Tea, assumed that having the same specific heat as water. B). Office, assumed temperature to remain constant inprocess. C).Universe consisting of the tea cup and office
Q: Calculate the change in entropy of the universe if 0.3 kg of water at 70°C is mixed with 0.2 kg of…
A: Given: Mass of water 1,m1=0.3kgTemperature,T1=700C=343KMass of water…
Q: For the following irreversible processes, explain how you can tell that the total entropy of the…
A: Given: The explanations are shown below: Definition: In 1850, The concept of entropy was introduced…
Q: Consider a van der haal's that undergoes gas an 18othermal expansion focm Volume V, to Volume Vz 9…
A:
Q: A hot reservoir at the temperature 522 K transfers1061) of heat irreversibly to a cold reservoir at…
A: Given : Temperature of hot reservoir , T1 = 522 K Temperature of cold reservoir , T2 =…
Q: 2) A body with heat capacity C at temperature T1 is brought into contact with a thermodynamic…
A: The body has the heat capacity C and the temperature is T1 The reservoir temperature is T2 When the…
Q: What is entropy in the physical sense? O Measure of molecular disorder O The amount of energy…
A: Thermodynamics is the branch that deals with the study of the parameters such as pressure,…
Q: (a) Explain how heat transfer, work done, and internal energy change is related in any thermodynamic…
A:
Q: 2- Internal energy of an ideal gas due to entropy, volume and number of particles ww wwww wwww www…
A: Using the thermodynamic relationdU = TdS-PdV +μdN ---(1)(a) T = dUdSV…
Q: vii) Consider a case of a particles and two compartments, if m is the oumber of partacles in one…
A: Given, Total number of particles=n In one compartment, no of particle s is n1. In the other…
Q: Using the properties of entropy shows that: a) A thermodynamic state is stable if C₂ > 0 and KT > 0.
A: In the following problem, we have to use the property of the entropy to prove that the…
Q: Q5:- The value of entropy (in meV/K units) when the general mode weight of the assembly is 1600,…
A: Q5. Given thatStatistical weight of assembly W = 1600
Q: (2) [ Describe briefly why the following statements are wrong. (i) "Hot cup of coffee becoming cold…
A: I have written the description why both the statement are wrong. I hope this helps.Explanation:(i)…
Q: Explain the following simplified statements of the first and second laws of thermodynamics (a) First…
A: According to the first law of thermodynamics, energy can neither be created nor be destroyed. Here,…
Q: On a day when the temperature is 18.6°C, a 0.150-kg baseball is dropped from the top of a 29.4-m…
A: The temperature of the surrounding is T = 18.6 oC = 291.75 K The mass of the baseball is m = 0.15 kg…
Q: In a hypothetical nuclear fusion reactor, the fuel is deuteriumgas at a temperature of 7* 108 K. If…
A:
Q: If I add 30J of heat to a system so that the final temperature of the system is 300K, what is the…
A: Entropy change = [Heat change in process÷ Temperature ] Heat change = 30J Temperature = 300K
Q: An irreversible process takes place by which the entropy of the universe increases by 1.51 J/K. If…
A: Given data The increase in entropy for the irreversible process is given as ∆s=1.51 J/K. The…
Q: Suppose we place 47 g of ice at 273 K in contact with a heat reservoir at 309K. Heat energy…
A: Given: The mass of the ice is 47 g. The initial temperature of the ice is 273 K. The temperature of…
Q: Can a "miserly" system, with a concave-up entropy-energy graph, ever be in stable thermal…
A: it is to be noted that a miserly system can be in thermal equilibrium with another system , however…
Q: 4. (Ch. 19- Problem 57 in Wolfson) Find the entropy change when a 2.4-kg aluminum pan at 155°C is…
A: We have an Aluminum pan of mass m1=2.4 kg at a temperature T1=155oC=428 K which is put into water of…
Q: Why is it incorrect to say that the refrigerator door must be kept close because coldness (or cold…
A: The second law of thermodynamics: The total entropy of both a system and its surrounding will never…
Q: Entropy (s) is aun exten sive variable. Joog s(U,V,N) UD Internal Energy V» Volume N» Numberof…
A: U(S,V,N)=∂U∂SS+∂U∂VV+∂U∂NNU=TS-PV+μN
Q: Entropy principle: "For all irreversible processes, the change in entropy of the universe is…
A: So we have a very simple question, i tried to put forward your question in two different ways in a…
Q: Entropy is often called “time’s arrow” because it tells usin which direction natural processes…
A: Concept: A capacity to do work is called energy and it may exist in potential, kinetic, thermal,…
Q: 1-) there is a system, energy is between E and E+dE, volume V, made up of N particles The number of…
A:
Q: Consider a system of 2 6-sided dice where the sum of the dice is the macrostate. What happens to the…
A: Given data, Given a set of three 6 sided dices. Where, a microstate represents the event for that…
Q: How is the total work done by the reversible cycle related to the entropy change of the Universe.
A: The entropy of different parts of a system may change, but the total entropy change is zero.
Q: 1- a) Consider a physical system composed of N identical particles confined to a space of volume V.…
A:
Q: Calculate change in entropy of the universe during conversion 900 g of ice at 0˚C to water at 10˚C…
A:
Q: vi) For a system of 3 distinguishable particles distributed in two similar compartments, the total…
A: Let the three distinguishable particles be labelled A,B and C. The possible ways that these can be…
Q: (I) A thin membrane divides an insulated container into two equal volumes. One side contains 2 mol…
A: (a) When the membrane is broken, the gas will expand into the entire volume of the container. This…
Q: the Second Law of Thermodynamics as stated by Clausius and also using Boltzmann’s definition of…
A: The Clausius statement states that it is not possible for heat to move itself from lower to higher…
Q: It can be said that entropy is the greatness that provides us with information on the possibility of…
A: Which of the statements below represents an appropriate sentence for the concept of Entropy.
Q: Thermodynamics: In the Carnot cycle where adiabatic and isothermal expansion/compressions occur,…
A:
Q: O Entropy O Synergy
A: The word synergy mean is working together. This mean that when two or more agents or forces act then…
Q: a box of mass 10.0 kg and intaial velocity 3.0 m/s slides along a floor and comes to a rest due to…
A: Given : Mass of a box (m) = 10 kg Initial velocity (vi) = 3 m/s Temperature (T) = 293 K
Q: 3) A cup of rather dilute hot tea initially at 140 degrees F is served to a customer at Howard…
A: The entropy change of a system due to heat flow is given by ∆S = QTrev, where Q = the heat flow…
Q: Suppose that the Earth was thermally insulated from the rest of the universe so that it was an…
A: Given The Earth was thermally insulated from the rest of the universe so that it was an isolated…
why change in entropy of the Universe founded in should be +ve
i) using
ii) using Boltzmann’s entropy defination .
Step by step
Solved in 3 steps with 3 images