You have two flasks of equal volume. Flask A containsH₂at 0Â°C and 1 atm pressure. Flask B containsCO₂ gasat 0Â°C and 2 atm pressure. Compare these twogases with respectto each of the following.

(a) average kinetic energy permolecule(H₂:CO₂)
(b) average molecular velocity (H₂:CO₂)
(c) number of molecules (Flask A:Flask B)
(d) mass of gas (Flask A:Flask B)

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7. Three identical flasks are filled with 3 different gases.

Flask A: CO at 1 atm and 0ï°C

Flask B: N2 at 0.329 atm and 0ï°C

Flask C: H2 at 0.132 atm and 0ï°C

a) In which flask will the molecules have the greatest average kinetic energy per mole of gas? Calculate the average kinetic energy for this flask.

b) In which flask will the molecules have the greatest rms speed? Calculate the rms speed for this flask.

3. Three 5 L flasks each contain 4 g of gas at room temperature. Flask 1 contains H2. Flask 2 contains He and Flask 3 contains CH4. Which of the following statements is true? a) The molecules of flask 3(CH4) have the highest average kinetic energy. b) The flasks all contain equal moles of gases. c) The pressure in Flask 3(CH4) is the highest. d) The density of Flask 3(CH4) is the highest. e) The collision frequency is greatest in Flask 1 (H2).

1. A balloon containing N₂ gas has volume 4.80 L at a temperature 32.0 ^oC. The temperature is changed to -28.0 ^oC while still at a constant pressure of 762 torr. What will be the balloonâs new volume?

2.One mole of nitrogen gas at one atmosphere of pressure and 25 ^oC. How can a scientist increase the pressure of the gas

a. Hold the temperature constant and increase volume b. Hold the temperature constant and decrease the volume c. Hold the volume constant and decrease temperature

d. Hold the volume constant and decrease temperature

3.In two flasks of having equal volume, sample A contains H₂ gas at 55Â°C and 2.00 atm and sample B contains O₂ gas at 55Â°C and 2.00 atm. Which statement is FALSE?

Flask B has a higher mass of gas

If the temperature of flask B changes to 210 Â°C, the pressure of flask B will increase

The flasks have molecules with the same average speed will decrease

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