A 110 cm3 box contains helium at a pressure of 1.60 atm and a temperature of...

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Physics

A 110 cm3 box contains helium at a pressure of 1.60 atm and atemperature of 100 âˆ˜C. It is placed in thermal contact with a 220cm3 box containing argon at a pressure of 3.60 atm and atemperature of 420 âˆ˜C.
A)What is the initial thermal energy of each gas?
B)What is the final thermal energy of each gas?
C)How much heat energy is transferred, and in whichdirection?
D)What is the final temperature?
E)What is the final pressure in each box?

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4.3 Ratings (865 Votes)

We know that the thermal energy of an ideal gas is given by U nCvT where n number of moles Cv molar heat capacity at constant volume T absolute temperature The molar heat capacity of monatomic ideal gases like helium and argon is Cv 32R The number of moles of each gas can be found from ideal gas law pV nRT Son pVRT For helium n1 p1V1RT1 See Answer

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