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…

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 29P

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1.A container used to store ice is made of wood 5.0 cm thick and has an effective area of 12,000 cm2 and thermal conductivity of 0.00027 cal/cm2-sec-°C/cm. How much ice inside the box would be melted each 24-hour day if the outside temperature is 25°C and the temperature inside the box is 5°C.
An aluminum-alloy rod has a length of 8.7630 cm at 30.00°C and a length of 8.7761 cm at the boiling point of water. (a)What is the length of the rod at the freezing point of water? (b) What is the temperature if the length of the rod is 8.7932cm?
2. Explain how ideal gas equation summarizes all the gas laws.

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