The temperature at state A is 20.0°C, that is 293 K. During the last test, you have found the temperature at state D is 73.0 K and n = 164 moles for this monatomic ideal gas. What is the change in thermal energy for process A to D, in MJ (MegaJoules)? Your answer needs to have 2 significant figures, including the negative sign in your answer if needed. Do not include the positive sign if the answer is positive. No unit is needed in your answer, it is already given in the question statement. P(atm) 3 B V (m) I 2 3 45

The temperature at state A is 20.0°C, that is 293 K. During the last test, you have found the temperature at state D is 73.0 K and n = 164 moles for this monatomic ideal gas. What is the change in thermal energy for process A to D, in MJ (MegaJoules)? Your answer needs to have 2 significant figures, including the negative sign in your answer if needed. Do not include the positive sign if the answer is positive. No unit is needed in your answer, it is already given in the question statement. P(atm) 3 B V (m) I 2 3 45

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter3: The First Law Of Thermodynamics

Section: Chapter Questions

Problem 31P: A dilute gas at a pressure of 2.0 atm and a volume of 4.0 L is taken through the following...

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The temperature at state A is 20.0ºC, that is 293 K. During the last test, you have found the temperature at state D is 73.0 K and n = 164 moles for this monatomic ideal gas. What is the work done by the gas for process A to D, in MJ (MegaJoules)? 1.0 atm = 1.00 × 105 Pa. Your answer needs to have 2 significant figures, including the negative sign in your answer if needed. Do not include the positive sign if the answer is positive. No unit is needed in your answer, it is already given in the question statement.
In the pV diagram shown in the figure (Figure 1), 80.0 J of work was done by 0.0610 mole of ideal gas during an adiabatic process. a) How much heat entered or left this gas from a to b? Express your answer in joules. b) By how many joules did the internal energy of the gas change? Express your answer in joules. c) What is the temperature of the gas at b? Express your answer in kelvins.
The fpicture shows a pV diagram for an ideal gas in which its pressure tripled from a to b when 804 J of heat was put into the gas. a) How much work was done on or by the gas between aa and bb? Express your answer in joules. b) Fill in the sentence, do they increase, decrease, or stay the same. " The temperature of this gas ______ between a and b. When pressure increases, the temperature _____ provided that V and n are _______." c) By how much did the internal energy of the gas change between a and b? Express your answer in joules. Did it increase or decrease? d) What is the temperature of the gas at point b in terms of its temperature at a, Ta
ILLUSTRATE THE PROBLEM ONLY!!! 5 moles of cinnamaldehyde gas that has an initial volume of ten liters expands under the following conditions: 185°F and 800mmHg external pressure. a. How much work is done? Express your answer in L atm. b. Assuming that the container is cylindrical with a base radius of 10cm and can only expand vertically, how much kinetic energy does a single molecule possesses if it travels from base to base of the expanded cylinder in 10μs? Express your answer in J. ILLUSTRATE THE PROBLEM ONLY!!!
Boyles Law states that when a sample of gas is compressed at a constant temperature, the product of the pressure and the volume remains constant: PV=C. A. Find the rate of change of volume with respect to pressure. B. A sample of gas in a container at low pressure and is steadily compressed at constant temperature for 10 minutes. Is the volume decreasing more rapidly at the beginning or the end of the 10minutes? Please Explain.. C. Prove that the isothermal compressibility is given by B=1/P.
3. 0.5 moles of cinnamaldehyde gas that has an initial volume of ten liters expands under the following conditions: 185°F and 800mmHg external pressure.a. How much work is done? Express your answer in L atm.b. Assuming that the container is cylindrical with a base radius of 10cm and can only expand vertically, how much kinetic energy does a single molecule possesses if it travels from base to base of the expanded cylinder in 10μs? Express your answer in J. (Note that 1L atm=101.325J)
Also answer d ) For state 1 evaluate the specific volume assuming the steam behaves as an ideal gas and comment on your result.
A dilute gas at a pressure of 2.0 atm and a volume of 4.0 L is taken through the following quasi-static steps: (a) an isobaric expansion to a volume of 10.0 L, (b) an isochoric change to a pressure of 0.50 atm, (c) an isobaric compression to a volume of 4.0 L, and (d) an isochoric change to a pressure of 2.0 atm. Show these steps on a PV diagram and determine from your graph the net work done by the gas.
3. 0.5 moles of cinnamaldehyde gas that has an initial volume of ten liters expands under the followingconditions: 185°F and 800mmHg external pressure.a. How much work is done? Express your answer in L atm.b. Assuming that the container is cylindrical with a base radius of 10cm and can only expandvertically, how much kinetic energy does a single molecule possesses if it travels from baseto base of the expanded cylinder in 10μs? Express your answer in J.
Using Thermordynamics and Work Theorem 0.5 moles of cinnamaldehyde gas that has an initial volume of ten liters expands under the following conditions: 185°F and 800mmHg external pressure. a. How much work is done? Express your answer in L atm. b. Assuming that the container is cylindrical with a base radius of 10cm and can only expand vertically, how much kinetic energy does a single molecule possesses if it travels from base to base of the expanded cylinder in 10μs? Express your answer in J.
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One mole of an ideal monatomic gas is initially at a temperature of 274 K. Suppose the amount of gas is doubled to two moles. Does thefinal temperature found in part (a) increase, decrease, or stay thesame? Explain.