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Chemistry, 29.10.2021 14:00 darknessmidnight207

A patient was injected with Tc-99m 12 hrs ago to complete a bone scan and 3.0 mCi remains in her blood stream. If the half life of Tc-99m is 6 hrs. How much Tc-99m was she injected with?

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A patient was injected with Tc-99m 12 hrs ago to complete a bone scan and 3.0 mCi remains in her blo...

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