The rubbing alcohol in hand sanitizer has a half-life of 5 seconds. If there are 36 ounces initially, how many ounces would be left after 10 seconds?

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asked Jan 20, 2022 45.5k views

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Hmmftg · Answer 1 · 2022-01-25T06:27:29+0000

Answer:

about 30 seconds

Explanation:

Alcohol sanitizer is good until the alcohol evaporates, about 30 seconds. It is a cleaner, that kills the pathogens already on your hands. If you recontaminate your hands, you need to reapply.

The rubbing alcohol in hand sanitizer has a half-life of 5 seconds. If there are 36 ounces initially, how many ounces would be left after 10 seconds?

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