(Answered) While sitting at the front of the classroom someone walks

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While sitting at the front of the classroom, someone walks in wearing strong perfume. Within seconds, the smell is noticed by other students in the front of the room. A student send a text message to a friend in the back of the classroom who claims he cannot smell the perfume. Explain why the smell will eventually reach him. Given enough time what will eventually happen to the perfume molecules?

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