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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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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?

User InsaneBot
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1 Answer

4 votes

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.

User Hmmftg
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