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Ideal gas molecules

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Question 57

A titanium canister filled with compressed argon gas is used for thermal insulation testing in an aerospace laboratory.

a.

Use kinetic theory to explain how the argon gas particles exert a pressure on the internal walls of the canister.

[3]
b.

The canister displays the following warning label:

CAUTION Pressurised vessel. Do not store in environments exceeding 50 ∘C50\text{ }^{\circ}\text{C}50 ∘C.

Describe how increasing the temperature of the argon gas would affect the pressure inside the canister.

[1]
c.

Explain your answer in terms of the motion and energy of the gas particles.

[3]
d.

The canister has an internal volume of 480 cm3, and the pressure of the argon inside is 8 times atmospheric pressure.

Determine the volume that this argon gas would occupy if it were completely discharged into a chamber at atmospheric pressure, assuming the temperature is kept constant.

[3]

Ideal gas molecules Questions

  1. IGCSE
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  3. /Ideal gas molecules