Gases

Question 1

Identify the examples of diffusion in the list below. Check all that apply.

Revolt · Accepted Answer

A teacher takes the cap off a permanent marker. A few minutes later, students at the back of the classroom complain about the odor of the marker.; A cooking school student burns a piece of toast. Soon, the entire kitchen smells like burnt toast.; Toxic fumes produced by a chemical factory are detected in the air in a town several miles away.

Question 2

Methane (CH4) or carbon tetrachloride (CCl4):

Revolt · Accepted Answer

methane

Question 3

Nitrogen (N2) or ammonia (NH3):

Revolt · Accepted Answer

ammonia

Question 4

Fluorine (F2) or chlorine (Cl2):

Revolt · Accepted Answer

fluorine

Gases Answers

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