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KineticsMCQ

A cotton ball burns more brightly in a jar of 80% O2 than in the air, which is 20% O2. Which is the โ€” Kinetics Chemistry Question

Question

A cotton ball burns more brightly in a jar of 80% O2 than in the air, which is 20% O2. Which is the best explanation for this observation?

A.

The cotton collides more frequently with the O2 inside the jar.

โœ“ Correct
B.

The excited state of O2 is formed more efficiently inside the jar.

C.

The temperature is higher inside the jar.

D.

The jar acts as a catalyst for the reaction.

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