Gases

Question 1

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

Revolt · Accepted Answer

A: 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.; B: A cooking school student burns a piece of toast. Soon, the entire kitchen smells like burnt toast.; D: Toxic fumes produced by a chemical factory are detected in the air in a town several miles away.

Question 2

For each pair of gases, select the one that most likely has the highest rate of effusion. Use the periodic table if necessary.Oxygen (O2) or hydrogen (H2):

Revolt · Accepted Answer

B: hydrogen

Gases Answers

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