2. A tank with a volume of 2.27 m³ is filled with an ideal gas at 20 °C to a pressure of 20,680 kPa.A. How many molecules of gas are in the tank?B. What would the pressure be if the tank and gas were left in the sun and warmed to 60 °C?C. Suppose the gas is transferred to a tank with a volume of 3.76 m³ and allowed to cool to 20 °C. What isthe pressure of the gas now?

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Answered: 2. A tank with a volume of 2.27 m³ is…

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter19: Temperature

Section: Chapter Questions

Problem 19.3CQ

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5. A fire extinguisher has an internal pressure of 300 psi at 25°C. What is the pressure at it is left in the sun and the temperature goes up to 38°C? 6. A 2.7 L sample of hydrogen is collected at 121 kPa and 15°C. What is the volume after the pressure rises to 202 kPa and the temperature goes up to 25°C?
1. Given 14.00 L of a gas at a pressure of 5.10 atm, what will the volume be if I increase the pressure to 10.50 atm while keeping the temperature constant? 2. Given an initial pressure of 500. atm and a temp. of 150C, what will the pressure be if I increase the temp. to 275⁰C, while keeping the volume constant? 3. Given an initial volume of 20.5 L and a temp. of 50.0 ⁰C, what will be the new volume if the temp. increases to 100 ⁰C, while keeping the pressure constant?
C. Exercises on Ideal Gas Equation 1. What will be the value of the universal gas constant if pressure in kPa and volume in liters? 2. At what pressure will a sample of He(g) have a density of 0.112 g/L at 27°C?
7. A container gas has a maximum capacity of 100 L. Ten moles of helium are introduced to the container at a pressure of 40 atm. What is the temperature of the gas?
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1. A sealed box with volume 2 m^3 contains an ideal gas with 2.0*10^26 particles at a temperature of 400 K. What is the pressure inside the box> a. 368 kPa b. 552 kPa c. 276 kPa d. 414 kPa 2. A sealed box with volume 1 m^3 contains an ideal gas with 2.0*10^26 particles at a temperature of 300 K. The gas is then heated isochorically to 600 K. What is the pressure inside the box? a. 5*10^29 Pa b. 1.66 MPa c. 829 kPa d. 1.38 MPa
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Please write your explanation. 1. For a fixed amount of gas,i. if the volume of the gas is doubled, what happens to the pressure of the gas?a. The answer cannot be determined without temperature information.b. The pressure of the gas becomes four times the original pressure.c. The pressure of the gas becomes double the original pressure.d. The pressure of the gas stays the same.e. The pressure of the gas becomes one half the original pressure.f. The pressure of the gas becomes one fourth of the original pressure.ii. if the volume of the gas is doubled in an isothermal process, what happens to the pressure of the gas? a. The answer cannot be determined without temperature information.b. The pressure of the gas becomes four times the original pressure.c. The pressure of the gas becomes double the original pressure.d. The pressure of the gas stays the same.e. The pressure of the gas becomes one half the original pressure.f. The pressure of the gas becomes one fourth of the original…

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