Question
In: Chemistry
2.15 mol of an ideal gas with CV,m=3R/2 undergoes the transformations described in the following list...
2.15 mol of an ideal gas with CV,m=3R/2 undergoes the transformations described in the following list from an initial state described by T=350.K and P=5.00bar.
1) The gas undergoes a reversible adiabatic expansion until the final pressure is one-fourth its initial value.
2) The gas undergoes an adiabatic expansion against a constant external pressure of 1.25 bar until the final pressure is one-fourth its initial value.
3)The gas undergoes an expansion against a constant external pressure of zero bar until the final pressure is equal to one-fourth of its initial value.
a) Calculate q for each process. (q1,q2,q3)
b) Calculate w for each process. (w1,w2,w3)
c) Calculate ΔU for each process. (ΔU1, ΔU2, ΔU3)
d) Calculate ΔH for each process. (ΔH1, ΔH2, ΔH3)
e) Calculate ΔS for each process. (ΔS1, ΔS2, ΔS3)
Solutions
queen_honey_blossom answered 1 year agoRelated Solutions
2.20 moles of an ideal gas with CV,m=3R/2 undergoes the transformations described in the following list...
2.20 moles of an ideal gas with
CV,m=3R/2 undergoes the transformations
described in the following list from an initial state described by
T = 310. K and P = 1.00 bar.
The gas is heated to 685 K at a constant external pressure of
1.00 bar. Calculate q for this process.
The gas is heated to 685 K at a constant external pressure of
1.00 bar. Calculate w for this process
The gas is heated to 685 K at a...
2.60 moles of an ideal gas with CV,m=3R/2 undergoes the transformations described in the following list...
2.60 moles of an ideal gas with
CV,m=3R/2 undergoes the transformations
described in the following list from an initial state described by
T = 310. K and P = 1.00 bar.
Calculate:
A. The gas is heated to 710 K at a constant external pressure of
1.00 bar. Calculate q for this process.
B. The gas is heated to 710 K at a constant external pressure of
1.00 bar. Calculate w for this process.
C. The gas is heated to...
A 2.00 mol sample of an ideal gas with a molar specific heat of CV =...
A 2.00 mol sample of an ideal gas with a molar specific heat of
CV =
5
2
R
always starts at pressure 1.00 ✕
105
Pa and temperature 350 K. For each of the following
processes, determine the final pressure (Pf, in kPa), the final volume
(Vf, in
L), the final temperature (Tf, in K), the change in
internal energy of the gas (ΔEint,
in J), the energy added to the gas by heat (Q, in J), and
the...
A 2.00 mol sample of an ideal gas with a molar specific heat of CV =...
A 2.00 mol sample of an ideal gas with a molar specific heat of
CV = (5/2)R always
starts at pressure 2.00 ✕ 105 Pa and temperature 300 K.
For each of the following processes, determine the final pressure
(Pf, in kPa), the final volume
(Vf, in L), the final temperature
(Tf, in K), the change in internal
energy of the gas (ΔEint, in J), the energy
added to the gas by heat (Q, in J), and the work done...
A 1.50 mol sample of an ideal gas with a molar specific heat of CV =...
A 1.50 mol sample of an ideal gas with a molar specific heat of
CV = 5/2 R always
starts at pressure 2.00 ✕ 105 Pa and temperature 250 K.
For each of the following processes, determine the final pressure
(Pf, in kPa), the final volume
(Vf, in L), the final temperature
(Tf, in K), the change in internal
energy of the gas (ΔEint, in J), the energy
added to the gas by heat (Q, in J), and the work...
in this example, 2.5 mol of an ideal gas with CV,m= 12.47Jmol-1K-1 is expanded adiabatically against...
in this example, 2.5 mol of an ideal gas with CV,m=
12.47Jmol-1K-1 is expanded adiabatically against a constant
external pressure of 1 bar. The initial temperature and pressure of
the gas are 325 K and 2.5bar respectively. The final pressure is
1.25 bar. Calculate the final temperature, q, w, ΔU and ΔH
A 10.0 mol sample of an IG with a CV,m = 1.5R undergoes reversible isothermal compression...
A 10.0 mol sample of an IG with a CV,m = 1.5R undergoes
reversible isothermal compression from 0.200 to 0.500 atm at
373K.
a. Calculate the initial and final volumes.
b. q
c. w
d. ∆U
Suppose 0.2 moles of an ideal diatomic gas (Cv = 20.8 J/mol·K) undergoes a Carnot cycle...
Suppose 0.2 moles of an ideal diatomic gas (Cv = 20.8 J/mol·K)
undergoes a Carnot cycle between temperatures of 227˚C and 27˚C.
The initial volume of the gas is 8.31×10-4 m3 and during the high
temperature isothermal expansion, the volume
doubles.
a) Find the work done during the entire
cycle
b) Find the efficiency of the cycle
. Three moles of an ideal gas (CV,m =3/2R ) is compressed at 25℃, at pressure...
. Three moles of an ideal gas (CV,m =3/2R ) is compressed at
25℃, at pressure of 1 atm to 75 atm, with a surrounding maintained
at 25℃. The process was performed at condition (i) Reversible and
(ii) against constant external pressure of 0.80 atm. Calculate the
following q, W, ∆U,∆H, for each path
One mol of an ideal gas described by Ti = 300 K, Vi = 2.46 L,...
One mol of an ideal gas described by Ti = 300 K, Vi = 2.46 L,
and Pi = 10 atm undergoes isobraic expansion (constant pressure)
until V = 5 L. Next, it undergoes a reversble isothermal (constant
temperature) expansion until P = 1.00 atm followed by isobaric
compression to T = 300 K. Finally, it is restored to its original
state by reversible, isothermal compression.
a) Depict this cyclic process on a P-V diagram.
b) Calculate w, q, deltaU,...
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