14.) A fixed mass of an ideal gas is heated from 60C to 90C at a constant volume. (a) 1m^3 and (b) 3m^3. For which case do you think will the energy be greater? a.(a) 1 m^3 since it's a smaller volume b.(b) 3 m^3 since it's a larger volume c.none of the cases d.same for both cases since Cv doesn't vary

14.) A fixed mass of an ideal gas is heated from 60C to 90C at a constant volume. (a) 1m^3 and (b) 3m^3. For which case do you think will the energy be greater? a.(a) 1 m^3 since it's a smaller volume b.(b) 3 m^3 since it's a larger volume c.none of the cases d.same for both cases since Cv doesn't vary

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter10: Thermal Physics

Section: Chapter Questions

Problem 9WUE: Suppose 26.0 g of neon gas are stored in a tank at a temperature of 152C. (a) What is the...

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Under what circumstances would you expect a gas to behave significantly differently than predicted by the ideal gas law?
Suppose 26.0 g of neon gas are stored in a tank at a temperature of 152C. (a) What is the temperature of the gas on the Kelvin scale? (See Section 10.2.) (b) How many moles of gas are in the tank? (See Section 10.4.) (c) What is the internal energy of the gas? (See Section 10.5.)
Consider a system with two microstates whose energies are E1 = 4×10^(-21) J and E2 = 8×10^(-21) J. The system is more likely to be found in: A. State 1B. State 2C. They are equally likelyD. It depends on the temperature
Question #: 23 If a person who normally requires an average of 12,000 kJ (~ 3000 Cal) of food energy per day consumes 13,000 kJ per day, he will steadily gain weight. How much brisk walking per day is required to work off this extra 1000 kJ? Take the energy consumption rate when brisk walking (at 5 km/h) as 280 W. A. 30 minutes B. 60 minutes C. 40 minutes D. 50 minutes E. 70 minutes
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19 Imagine that we add 295 J of thermal energy to 20 liter (L) (20000 cm3) of air initially at room temperature and normal pressure. By about how much does its pressure (in Pa) increase if its volume is held constant? Model the air as a diatomic gas. The pressure of the air increases by ______Pa.
(a)If Ideal gas molecules do not collide,these molecules will do []+ A. uniform motion in A straight line; B. simple harmonic motion; C. Uniformly accelerated linear motion; D. Uniformly decelerated linear motion. (b)which of the following is true: []+ A. Constant volume process is the process of expansion work; B. Adiabatic process is constant entropy process; C. polytropic processes are arbitrary processes. D. There is no technical work in the constant pressure process. N (c) Reversible adiabatic expansion of gases belongs to [] 4 A) constant entropy process B) irreversible process C. constant pressure process D. constant temperature process + (d) The state parameter introduced by the first law of thermodynamics is []+ A. internal energy B. entropy C. Gibbs function D. Free energy
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How much energy will be consumed by a 400W rice cooker operating for half an hour?a. 12 Jb. 24 kJc. 72 kJd. 720 kJ8. A metallic key ring is cooled down. Which of the following will happen to the insidediameter of the key ring?a. Shrinkb. Expandc. Stay at the same sized. None of the above9. What happens to the internal energy of a gas if increasing temperature under constantvolume?a. Decreaseb. Increasec. Do not changed. Cannot be determined
A 10 g ice cube, initially at 0 ºC, is melted in 100 g of water that was initially 20 ºC. After the ice has melted, the equilibrium temperature is 10.93 ºC. Calculate: a. The total heat lost by the water (the specific heat for water is 4.186 J/g/K). b. The heat gained by the ice cube after it melts (the specific heat for ice is 2.093 J/g/K). c. The heat it took to melt the ice (Hint: it takes 334 J of heat energy to melt 1 g of ice)
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1) The figure (not to scale) shows a pV diagram for 3.2 g of neon gas (Ne) that undergoes the process 1–2- 3 →1. How much work, in Joules, is done to the gas in the process? Be sure to specify if the work is positive or negative. The ideal gas constant is R = 8.314 J/mol · K = 0.0821 L· atm/mol · K, and the atomic weight of neon is 20.18 g/mol. 475°C Isothermal 20 37C VIL)