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If a half life is 2.5 hours, how long is 2 half life's

User Barrylloyd
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4.5k points

2 Answers

5 votes

Answer:

5 hours

Step-by-step explanation:

cause if half life is 2.5hours we just multiply it by two and get 5 hours

User Andy Gaskell
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5.5k points
4 votes

Answer:

Im not really sure what a half life is, but two of them would be 5.0 hours

User Gnampf
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4.2k points