The graph in the figure (Figure 1) shows a pV diagram for 3.35 moles of ideal helium (He) gas. Part ca of this process is isothermal.
Part A
Find the pressure of the He at point a. Enter your answer in pascals.
The graph in the figure (Figure 1) shows a pV diagram for 3.35 moles of ideal...
2. The graph in the shows a pV diagram with reversible work for 3.0 moles of ideal argon gas. Process ab is isobaric, bc ischoric, and ca adiabatic. p(Pa X 105) 2.0 0 0.010 0.040 a. What is the pressure pa, and what are the temperatures Ta,Tb, and T? b. For each of the three processes: ab, bc, ca find Q, AU and W. c. For the entire circuit a + b + c + a what are Q, AU...
Figure below shows PV-diagram of an ideal gas process. The final temperature is 25 degree C. Direction of the process is indicated on the figure. What type of process is this? What is the initial temperature? Report your answer in both Kelvin and Celsius. How many atoms and how many moles are there in the gas (assuming it is monatomic)?
Part A:See diagram 4. 51.4 moles of a diatomic ideal gas undergo three steps: A to B is an isobaric (constant pressure P1 = 5.64x106 Pascal) expansion from volume V1 = 0.0854 m3 to V2 = 0.979 m3. B to C is isochoric (constant volume) C to A is isothermal (constant T). Find PC, the pressure at point C, in Pascals. Express in scientific notation. Part B:See diagram 4. 21.6 moles of a diatomic ideal gas undergo three steps: A...
TB4 The PV diagram in the figure is for n moles of an ideal monatomic gas. The gas is initially at point A. The paths AD and BC represent isothermal changes. R is the universal gas constant. Let the pressures, volumes, and temperatures at the labeled points be denoted as PA , PB, etc., and VA , VB, etc., and TA, TB, etc., respectively. If the system is brought to point C along th<e path A-»E->C, what is the heat...
Part A:Refer to diagram 2. A flask contains 85.2 moles of a
monatomic ideal gas at pressure 6.9 atm and volume 13.4 liters
(point A on the graph. Now, the gas undergoes a cycle of three
steps: - First there is an isothermal expansion to pressure 3.65
atm (point B on the graph). - Next, there is an isochoric process
in which the pressure is raised to P1 (point C on the graph). -
Finally, there is an isobaric compression...
(Figure 1) shows a pV diagram for a heat engine that uses 1.40
moles of an ideal gas. The internal energy of the gas changes by
the following amounts: ΔUa→b=+4040J, ΔUb→c=−4848J, ΔUc→d=−808J, and
ΔUd→a=+1616J
How much heat is ejected by the gas per cycle? Express your
answer in joules to three significant figures.
How much work does this engine do each cycle? Express your
answer in joules to three significant figures.
What is the thermal efficiency of the engine? Express...
(Figure 1) shows a pV diagram for a heat
engine that uses 1.40 moles of an ideal gas. The internal energy of
the gas changes by the following amounts:
ΔUa→b=+4040J,
ΔUb→c=−4848J,
ΔUc→d=−808J, and
ΔUd→a=+1616J
Part A
How much heat goes into this gas per cycle?
Express your answer in joules to three significant figures.
Answer: ______ J
Part B
Where in the cycle does the heat go into the gas?
Select all that apply.
c→d
b→c
d→a
a→b
Part C...
The PV - diagram in the figure below shows a cycle of a heat engine that uses 0.250 mol of an ideal gas with γ=1.40. The process a b is adiabatic. (1 atm=105 Pa)(i) Calculate the pressure of the gas at point a.(ii) Calculate how much heat enters this gas per cycle. Indicate the process(es) where this happens.(iii) Calculate how much heat leaves this gas in a cycle. Indicate the process(es) where this occurs.(iv) Calculate how much work the engine...
In the process illustrated by the pV diagram in (Figure 1) , the
temperature of the ideal gas remains constant at 170 ?C .
Part A
How many moles of gas are involved?
Part B
What volume does this gas occupy at a?
Part C
How much work was done by or on the gas from a to
b?
Part D
By how much did the internal energy of the gas change during
this process?
V. PV diagrams Ideal gas processes are often represented graphically. For instance, a PV diagram is a graph of pressure versus volume for a given sample of gas. A single point on the graph represents simultancously measured values of pressure and volume These values define a state of the gas A. Sketch the process described in section III on the PV diagram provided to the right Label the initial and final states of the gas. This type of process is...