Technetium-99 (half-life = 6.01 h) is used in medical imaging. How many half-lives would go by in 38.0 h? half-lives Need Help? Read It

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Q: Technetium-99 (half-life = 6.0 h) is used in medical imaging. How many half-lives would go by in 18…

A: technetium - 99 have half life = 6 hours

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