3. a) Calculate the internal energy of 4 mol of a polyatomic gas at 12 °C [ans: 28420.2 J] b) Calculate the change in internal energy for 3 moles of hydrogen gas if it is heated from 273K to 323K. [ans: 3116.25 J]
Q: What is the average energy per molecule of a gas at 104 °C? K = unit J What is the total internal…
A: The average energy (average translational kinetic energy) per molecule of an ideal gas at…
Q: Calculate the internal energy, Uinternal -in Joules- of 3.2 moles of a monoatomic gas, if Cv,…
A: The solution for this question has been solved below...
Q: P2 657°C - Isothermal 2.0 37°C - atm V(L) V3 The figure (not to scale) shows a pV diagram for 4.7 g…
A:
Q: Two monoatomic ideal gases A and B are at the same temperature. If 1 g of gas A has the same…
A:
Q: A gas with initial state variables p₁, V₁, and T₁ is cooled in an isochoric process until p2 = P₁-…
A:
Q: 1. What is the internal energy of 2.00 mol of an ideal monatomic gas at 240 °C? R= 8.31 J/(mol K)
A: We will first write an expression for internal energy of an ideal monatomic gas. Then we will…
Q: 1. Two moles of helium gas are placed in a cylindrical container with a piston. The gas is at room…
A: Given Data:Room temperature Pressure Gas constant To Determine:(a). The work the external agent does…
Q: 2. An ideal monatomic gas is at p. 3x10^5 n/m², Vo=0.060 m³ and T=27°C expands adiabatically up to…
A:
Q: Jill takes in 0.0270 mol of air in a single breath. The air is taken in at 20.0°C and exhaled at…
A: Given, Jill takes in 0.0270 mol of air in a single breath. The air is taken in at 20.0°C and exhaled…
Q: Jill takes in 0.0270 mol of air in a single breath. The air is taken in at 20.0°C and exhaled at…
A:
Q: 1) The figure (not to scale) shows a pV diagram for 3.2 g of neon gas (Ne) that undergoes the…
A:
Q: P2 657°C Isothermal 2.0 37°C atm V(L) V3 The figure (not to scale) shows a pV diagram for 5.1 g of…
A:
Q: The initial temperature of three moles of oxygen gas is 26.5°C, and its pressure is 7.10 atm. (a)…
A: Given:- The initial temperature of the three moles of oxygen gas is T1 = 26.5oC =26.5+273 = 299.5 K…
Q: Consider a 22.4 g of N2 gas that follows the given PV diagram. [Answer in 3 significant figures] C₁…
A: To solve the question and complete the chart for the given PV diagram of ( N_2 ) gas, we'll use the…
Q: Suppose a tank contains 714 m3 of neon (Ne) at an absolute pressure of 1.01x105 Pa. The temperature…
A: Given: V = 714 m3 P = 1.01 x 105 Pa T1 = 293.2 K T2 = 294.7 K Cv = 3R/2
Q: 1. Two moles of helium gas are placed in a cylindrical container with a piston. The gas is at room…
A:
Q: hydrogen is contained in a constant volume tank at the initial conditions: 0.25 kg, 227°C, 100kPa.…
A: Given Volume is constant. m=.25kg=250g T1=227 degree celsius P1=100 KPa T2=27 degree celsius
Q: 5.0 moles of an ideal gas that occupies a volume of 30 L at a temperature of 300C undergoes an…
A: Given that The number of the mole of the gas is (n) = 5 V1 = 30L at…
Q: 5.00 moles of Argon, a monatomic ideal gas, occupies a volume of 15.0 L at a pressure equal to 1.4 x…
A: Given that; Pressure (p)= 1.4 x 105 Pa Volume (v) = 15L Number of mole = 5
Q: In an electrochemical cell, a metal anode lost 0.287 g while a total volume of 0.04651 L of hydrogen…
A: The pressure of Hydrogen will be = 765.9 - 23.88 = 742.02 mm / hg = 0.976 atm Nuclear Mass of…
Q: 2.2 x 104 J of heat are delivered to 35 moles of an monatomic ideal gas at 3.2 x 10° Pa at 445°C. If…
A: Givenheat (Q)=2.2×104 JNumber of mole (n)=35 molesInitial pressure (P1)=3.2×105 PaInitial…
Q: Suppose a tank contains 523 m³ of neon (Ne) at an absolute pressure of 1.01x105 Pa. The temperature…
A:
Q: 10. If the temperature of a monoatomic ideal gas is raised from 93 °F to 128 °F, by how much will…
A:
Q: 1. Two monoatomic ideal gases A and B are at the same temperature. If 1 g of gas A has the same…
A: As, both the gases are monoatomic, and their temperatures are also same, the ratio of number of…
Q: P2 657°C Isothermal 2.0 atm 37°C 0- V(L) The figure (not to scale) shows a pV diagram for 3.4 g of…
A: Mass of helium gas, m=3.4 kgK=0.0821 L-atm,/mol Katomic weight of helium gas,M=4 gmolnumber of…
Q: The total translational kinetic energy of the molecules of a sample of gas at 447 K is 31900 J. How…
A:
Q: 2.Three moles of an ideal monatomic gas expand at a constant pressure of 2.50 atm; the volume of the…
A:
Q: 3.00 moles of an ideal gas at a pressure of 250 kPa are held in a container of volume of 25.0 L. The…
A: Given, n = 3 moles P = 250 kPa = 2.47 atm V = 25 L As we know from the ideal gas equation, P V =…
Q: One mole each of a diatomic gas and a monoatomic gas are brought to the same, very high temperature.…
A: Given,
Q: Suppose a tank contains 636 m³ of neon (Ne) at an absolute pressure of 1.01x105 Pa. The temperature…
A: Given value--- volume = 636 m3. pressure = 1.01 × 105 Pa. The temperature is changed from 293.2 to…
![Given R= 8.31 J mol·l K-' mol', k=1.38 x10-23 J K', NA = 6.23 x 1023 mol-1
3. a) Calculate the internal energy of 4 mol of a polyatomic gas at 12 °C [ans: 28420.2
J]
b) Calculate the change in internal energy for 3 moles of hydrogen gas if it is heated
from 273K to 323K. [ans: 3116.25 J]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe9ae79ea-5449-4aca-838b-4982c8c5d619%2Fbdf4c0ea-9e46-4939-83ee-b206c551ab32%2Fqhfoxdb_processed.jpeg&w=3840&q=75)
Step by step
Solved in 2 steps
- 4.0 moles of krypton gas are in a 0.20m3 container. The pressure is 1.663 x 105 Pa. a, What is the temperature (to the nearest K)? The volume contracts to 0.10m3. The pressure is held constant. b, How much work was done by the gas during the volume contraction? c, What is the temperature after the volume contraction (to the nearest K)?A tank contains 16 moles of neon gas at an absolute pressure of 1 x 105 Pa. What is the change in the internal energy of the gas when the temperature is raised from 27 ºC to 32 ºC. Given: Boltzmann constant: k = 1.38 x 10–23 J/K, Ideal Gas Constant: R = 8.31 J/(mol K) 1000 J B. 750 J C. 500 J D. 250 J E. 100 J6. The following data show the relation of vapour pressure of liquid Z as a function of temperature. p/mmHg T/°C 17.54 20 31.82 30 55.32 40 92.51 50 149.38 60 233.70 70 Using linear regression technique, compute the molar enthalpy of vaporization of liquid Z!
- 1. Two moles of helium gas are placed in a cylindrical container with a piston. The gas is at room temperature 27 °C and under a pressure of 3.3.105 Pa. When the pressure from the outside is decreased, while keeping the temperature the same as the room temperature, the volume of the gas doubles. Use that the gas constant R = 8.31 J/(mol K). Think: What kind of process is this? Isobaric, isothermal, adiabatic, isochoric or non-quasi-static? (a) Find the work the external agent does on the gas in the process. W = ext. agent (b) Find the heat exchanged by the gas and indicate whether the gas takes in or gives up heat. Assume ideal gas behavior. Q= ✓J Q is realeased by gas Q is absorbed by the gas1. Two monoatomic ideal gases A and B are at the same temperature. If 2 g of gas A has the same internal energy as 0.2 g of gas B. (a) Calculate the ratio of the number of moles of each gas. nA nв (b) Calculate the ratio of the atomic masses of the two gases. MA MB =* ? 63. During isothermal compression, the internal energy of an ideal gas : a. Decreases b. Can go either way depending on the precise pressures and volumes c. Stays the same d. Increases 64. What is the total internal energy of a sample of 9 moles of air (considered as an ideal gas) at a temperature of 3°C? Assume that the rotational degrees of freedom are fully activated, and that the vibrational modes are "frozen out". (k=1.38 x 10-23 J/K, N-6.022x10²3) 3°C = 273+3 = 276 U= n NAF ( 1₂ KT) (9)(6.022 X 10²²) x 1.38×10²³ x 276) = 1032 a. 1.19 x 105 J b. 9.29 x 104 J c. 7.23 x 104 J d. 5.16 x 104 J 65. What is the average translational kinetic energy per oxygen molecule in this sample? a. 1.2 x 10-20 J b. 9.14 x 10-21 J c. 5.71 x 10-21 J d. 1.54 x 10-20 J 66. Is this kinetic energy the same or different from the nitrogen molecules in the sample? a. Different b. The same 67. What is the rms speed of the oxygen molecules in this sample? (the atomic mass number of oxygen is 15.994, 1 u =…
- Suppose a tank contains 521 m³ of neon (Ne) at an absolute pressure of 1.01×105 Pa. The temperature is changed from 293.2 to 294.4 K. What is the increase in the internal energy of the neon?1. Three moles of a monoatomic ideal gas are placed in a portable container with a volume of 4.10 x 10¬³ m3. The temperature of the gas is 165 °C. What is the average kinetic energy per molecule? sf60 s 60 ssfoc sf60 st ssf60