Question

1) Calculate q, w, Д ed--if 2.25 mol of an ideal gas with Cm 3R/2 undergoes a reversible adiabatic expansion from an initial volume Vi - 5.50 m* to a final vol- ume Vf 25.0 m3. The initial temperature is 275 K.

0 0
Add a comment Improve this question Transcribed image text
Answer #1

TV^(gamma-1)=constant

Gamma=Cp/Cv=5/3

=>275×(5.5)^([5/3]-1) =T2×(25)^[(5/3)-1]

=>T2= 100.2K-4904

Add a comment
Know the answer?
Add Answer to:
1) Calculate q, w, Д ed--if 2.25 mol of an ideal gas with Cm 3R/2 undergoes...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
  • 1.95 mol of an ideal gas with CV = 3R/2 undergoes the following transformations from an...

    1.95 mol of an ideal gas with CV = 3R/2 undergoes the following transformations from an initial state T = 290 K, P = 1.000 bar. Find q, w, ∆U, ∆H and ∆S for each transformation. a) A reversible adiabatic compression until the final temperature reaches 390 K.

  • 2) Calculate w for the adiabatic expansion of 2.50 mol of an ideal gas at an...

    2) Calculate w for the adiabatic expansion of 2.50 mol of an ideal gas at an initial pressure of 2.25 bar from an initial temper- ature of 450. K to a final temperature of 300. K. Write an expression for the work done in the isothermal reversible expan- sion of the gas at 300. K from an initial pressure of 2.25 bar. What value of the final pressure would give the same value of w as the first part of...

  • Suppose 0.88 mol of an ideal gas undergoes an isothermal expansion as energy is added to...

    Suppose 0.88 mol of an ideal gas undergoes an isothermal expansion as energy is added to it as heat Q. If the figure shows the final volume Vf versus Q, what is the gas temperature? The scale of the vertical axis is set by Vfs = 0.32 m3, and the scale of the horizontal axis is set by Qs = 1240 J. V. Qs Qu)

  • Suppose 0.80 mol of an ideal gas undergoes an isothermal expansion as energy is added to...

    Suppose 0.80 mol of an ideal gas undergoes an isothermal expansion as energy is added to it as heat Q. If the figure shows the final volume Vf versus Q, what is the gas temperature? The scale of the vertical axis is set by Vfs-0.25 ms, and the scale of the horizontal axis is set by Qs-1080 Qu) Units Number

  • Assume there's 1 mol ideal mono-atomic gas in a 22.4L container at 300K. The initial entropy...

    Assume there's 1 mol ideal mono-atomic gas in a 22.4L container at 300K. The initial entropy of the system is 100J/K. For the following processes, calculate: a) q and w for a reversible expansion to twice the volume, isothermally. b) S and G for irreversible isothermal expansion against a constant 0.5 bar external pressure, to a final internal pressure of 0.5 bar. c) U and H for adiabatic reversible expansion to twice the volume.

  • (5 pts) 13. A monatomic ideal gas undergoes an adiabatic expansion (Q0). In this process what...

    (5 pts) 13. A monatomic ideal gas undergoes an adiabatic expansion (Q0). In this process what happens to the temperature of the gas? 001 ( Creos ToD a) decreases (b) doesn't change (c) increases 00 () sto() (5 pts) 14. A quantity of 4.00 moles of a monatomic ideal gas (C, 3R/2, C, - 5R/2) undergoes an isothermal process (AT = 0) at a constant temperature of T 300 K. In the process the volume of the gas increases from...

  • Obtain heat q and work w given to an ideal gas (1 moD system and the...

    Obtain heat q and work w given to an ideal gas (1 moD system and the ehange of the internal energy Au in the following processes. Heat capacity at constant volume, G, of the gas does not 1. AU in t A reversible isothermal expansion from (P. V.,T) to (P, V, r). reversibly at constant volume from (Pvv2,T) to (p,y, ) depend on temperature. a) b) A reversible adiabatic expansion from (P, V.T) to (P, V, T2) and then heating...

  • A monatomic ideal gas at room temperature undergoes an adiabatic process such that its final pressure...

    A monatomic ideal gas at room temperature undergoes an adiabatic process such that its final pressure is 3.75 times its initial pressure. a) Did the gas expand or contract? (b) What is the ratio of its final volume to its initial volume? A monatomic ideal gas at room temperature undergoes an adiabatic process such that its final pressure is 3.75 times its initial pressure. (a) Did the gas expand or contract? o expand o contract (b) What is the ratio...

  • One mole of an ideal gas undergoes a reversible adiabatic expansion from T_1, to T_2 while...

    One mole of an ideal gas undergoes a reversible adiabatic expansion from T_1, to T_2 while tripling the volume of the gas. What is the relation between T_1 and T-2? T-2/3 < T_1<T_2 T_2/3 < T_1 < T-2 T_1= T_2 T_2<T_1 T_1 lessthanorequalto T_2/3 One mole of Ar gas undergoes the reversible transformation shown. Assuming Ar behaves ideally, which statement is true for step 2? Delta U= C_p DeltaT DeltaH < Delta U Delat S= c_p ln(T_c/T_B) W = etaRt...

  • Expand 1.00 mol of a monatomic gas, initially at 7.00 kPa and 737 K, from initial...

    Expand 1.00 mol of a monatomic gas, initially at 7.00 kPa and 737 K, from initial volume Vi = 0.875 m3 to final volume Vf = 2.90 m3. At any instant during the expansion, the pressure p and volume V of the gas are related by p = 7.00 exp[(Vi - V)/a], with p in kilopascals, Vi and V are in cubic meters, and a = 2.40 m3. What are the final (a) pressure and (b) temperature of the gas?...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT