Two blocks, each containing 2.00 moles of silver (Cp = 25.35 Joules per kelvin per mole), are brought into contact. One of the block is initially at 373 K while the other is initially at 273 K. what would be the change in entropy?

Q: On a winter day, a certain house loses 1.12 x 108 J of heat to the outside. What is the total change…

A:

Q: One mole of an ideal gas with the molar heat capacity at constant volume Cv=3R/2 goes through…

A: Internal energy of an ideal gas is a function of temperature only.   The ideal gas equation is…

Q: Air with an initially at: P,= 920 kPa, T;= 800 K and V,= 0.13 m?, expands in a reversible adiabatic…

A: Given-P1=920 kPaT1=800 kV1=0.13 m3W=130 kJ To find-(a) Mass of air in kg(b) Final pressure and…

Q: On a winter day, a certain house loses 5.00 × 108 J of heat to the outside (about 500,000 Btu). What…

A: On a winter day, a certain house loses 5.00 × 108 J of heat to the outside (about 500,000 Btu). What…

Q: A gas at a pressure of 100 atmospheres and temperature of 300 K is suddenly (i.e. adiabatically)…

A: Let P be defined as the pressure and V be defined as the volume. Then for an adiabatic process, we…

Q: An ideal gas expands isobarically from state A to state B. It is then compressed isothermally from…

A:

Q: A 0.750-L cup of coffee at 82.0 °C is left outside where the temperature is 4.00 C. Assume the…

A: Given data: The volume of coffee is V=0.750 L. The initial temperature of coffee is t=82oC. The…

Q: A gas undergoes a change of state described by the pV diagram shown in the figure below. 4.00- pi10²…

A: Work done is area under PV diagram. from the figure area=12(3-1)×102×(3-1)+2×102×1        =400 J…

Q: n ideal monatomic gas undergoes a reversible expansion to 1.5 times its original volume. In which of…

A:

Q: Is the principal concern in the study of thermodynamics the amount of internal energy in a system or…

A:

Q: What is the net work done for the process ABCA as described by fig. Solution: B 3 1 V 2 L 5L

A:

Q: A cylinder with a movable piston encloses 0.25 mole of ideal gas at 300 K. How much heat is required…

A:

Q: 0.5000 moles of an ideal gas are expanded isothermally and reversibly from 10.0 liters to 20.0…

A: See below

Q: 10 Kg of water at 20°C is converted to steam at 250°C under one atmospheric pressure. The entropy…

A: mass of water =  kg Initial temperature = 20oC final state = steam @250oC

Q: A 15-ft3 steel container that has a mass of 75 lbm when empty is filled with liquid water.…

A: The heat transferred to the environment can be obtained as

Q: You have 10 balls which are initially all on the left half of a box. A partition separating the two…

A: Given:  Initial condition : All 10 balls on the left side.  Final condition : 4 balls on left and 6…

Q: If the plant operates at 50.0% of its maximum efficiency and its power output is 1.23 × 108 W, at…

A: The given data are: TH=540 KTL=313 KQH=1.23×108 W Here, TH is the higher temperature, TL is the…

Q: The figure (Figure 1) shows representations of six thermodynamic states of the same ideal gas…

A: The ideal gas equation is given by ,

Q: When 1.60 ✕ 105 J of heat transfer occurs into a meat pie initially at 20.0°C, its entropy increases…

A: The equation for the change in entropy is Here, ΔS is the change in entropy, Q is the amount of…

Q: The temperature generated in the cylinder of an engine is 1040 K. Estimate the theoretical maximum…

A: Let the temperature of the source be Th and that of the cold sink be Tc. Note: For a heat engine on…

Q: Before Collision Immediately after Collision By conservation of mechanical energy, we can see that…

A:

Q: Questions 18 through 20 pertain to the situation described below: A 2.30-mol ideal diatomic gas,…

A: Given, the number of moles, n=2.30-mol for diatomic gas, λ=1.40 initial temperature, T1=123.0°C=396…

Q: A heat engine takes 457 J of energy from a hot reservoir and dumps 225 J of energy to its cold…

A:

Q: A diesel engine does not use spark plugs to ignite the fuel and air in the cylinders. Instead, the…

A: Given data: The initial temperature is T1=26.7 oC. The final temperature is T2=513 oC.

Q: You have two heat sinks. One is held at a constant temperature at 20 degrees C, and the other is at…

A: Given, Temperature of first heat sink T1 = 20° C = 20 + 273 K = 293 K Temperature of second heat…

Q: A 0.546-mol sample of an ideal diatomic gas at 375 kPa and 295 K expands quasi-statically until the…

A:

Q: 11) a) Derive an expression relating the temperature and volume for an adiabatic process of an ideal…

A: Solution:In adiabatic process there should not be any exchange of heat between the systemand its…

Q: The temperature at state A is 20.0°C, that is 293 K. During the last test, you have found the…

A: Given: The temperature at state A, TA = 20oC = 295 K The temperature at state B, TD = 73 K The…

Q: Consider a monatomic ideal gas with initial pressure and temperature 4.50 × 105 Pa and 293 K,…

A:

Q: An ideal gas with γ = 1.40 occupies 8.26 L at 335 K and 79.2 kPa pressure. It's compressed…

A:

Q: Consider the composite system, which is held at 298 K, shown in the following figure. Assuming ideal…

A:

Q: thermodynamics

A: Given:- T1=623.15 k  Vi=0.0006 m3/mole Vf=0.003 m3/mole Find:- a)  What is the temperature Tf=? b)…

Q: 2 moles of a the followin of an isothe adiabatic pr 5 atm,Pg = a) Calculat b) Calculat c) Calculate

A: From the given conditions, the cyclic process would be graphically represented as below-

Q: A 4.00 L sample of a diatomic ideal gas with specific heat ratio 1.40, confined to a cylinder, is…

A:

Q: "In heating 250 cubic cm of water, you place an electric element in the cup. As the water…

A:

Q: P (Pa) 4 6,000+ 4,000 2,000- 3 (A) -80 J (B) -40 J (C) 40 J (D) 80 J (E) 180 J 2 0 0 0.01 0.02 0.03…

A: The PV diagram shows the cyclic is complete so, there is no change in the internal energy of the…