Gas Molecule Collisions and Mean Free Path

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What is the SI unit of the quantity Z'?

m-1

s-1 (correct)

m3/s

m-3 s-1

What is the relationship between Z' and the number of molecules N according to Equation 36?

Z' = 1 (35)

Z' = 2 N / 16 K B T (correct)

Z' = 2 N

Z' = 2 N rel m

What is the SI unit of the quantity Z"?

m-3 s-1

m3/s

s-1

m-1 s-1 (correct)

What is the relationship between Z" and Z' according to Equation 37?

Z" = 12 Z' N Signup and view all the answers

What is the SI unit of the total rate of collision per unit volume?

s-1 Signup and view all the answers

For oxygen gas at 20 ºC and a molar volume of 24.45 L at approximately 1 atm, if the radius of the gas is 2 nm, what is the mean free path?

100 nm Signup and view all the answers

At 30 ºC, what is the mean relative speed between nitrogen and oxygen molecules?

300 m/s Signup and view all the answers

If the root mean speed of Heat SATP is 2 m/s and its free mean path is 2.5 cm, what is the collision number?

100 Signup and view all the answers

What is the density of the dust particles in the air sample at 20 ºC?

2500 Kg/m3 Signup and view all the answers

What is the radius of the dust particles in the air sample at 20 ºC?

5 nm Signup and view all the answers

Gas Molecule Collisions and Mean Free Path

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Questions and Answers

What is the SI unit of the quantity Z'?

What is the relationship between Z' and the number of molecules N according to Equation 36?

What is the SI unit of the quantity Z"?

What is the relationship between Z" and Z' according to Equation 37?

What is the SI unit of the total rate of collision per unit volume?

For oxygen gas at 20 ºC and a molar volume of 24.45 L at approximately 1 atm, if the radius of the gas is 2 nm, what is the mean free path?

At 30 ºC, what is the mean relative speed between nitrogen and oxygen molecules?

If the root mean speed of Heat SATP is 2 m/s and its free mean path is 2.5 cm, what is the collision number?

What is the density of the dust particles in the air sample at 20 ºC?

What is the radius of the dust particles in the air sample at 20 ºC?

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