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A 80.0cm3 box contains helium at a pressure of 2.30atm and a temperature of 90.0?C. It is placed in thermal contact with a 220cm3 box containing argon at a pressure of 4.30atm and a temperature of 380?C.
A-) What is the initial thermal energy of each gas? Enter your answers numerically separated by a comma.
B-) What is the final thermal energy of each gas? Enter your answers numerically separated by a comma.
C-) How much heat energy is transferred, and in which direction?
D-) From Ar to He OR From He to Ar?
E-) What is the final temperature?
F-) What is the final pressure in each box? Enter your answers numerically separated by a comma.
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A solid aluminum cylinder with density equal to 2700 kg/m3 has the weight equal to 0.66 N in air and the apparent weight of 0.22 N when immersed in an unknown liquid. What is the density of this liquid
How much heat does it take to increase the temperature of 4.50 moles of a diatomic ideal gas through an amount 40 if the gas is held at constant volume? The gas molecules can translate and rotate but not vibrate.
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The end of the spring is next to the 20- mark on the ruler.If a 3.0- mass is now attached to the end of the spring, where will end of the spring line up with the ruler marks?
An infinitely long line of charge has a linear charge density of 5.00×10−12 C/m. A proton is at distance 19.0 cm from the line and is moving directly toward the line with speed 2000 m/s. Explain how close does the proton get to the line of charge?
A group of people with total mass 1500 kg stands in a boat with mass 12,000 kg at rest in frictionless water. If the whole group walks 6.5 m from bow to stern, how much does the boat move in meters
Reply in m/s. Also, why does the car's mass not matter.
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