Chemistry, 01.12.2020 02:30 calebabaltimore

Sodium-25 was to be used in an experiment, but it took 3.0 minutes to get the sodium from the reactor to the laboratory. It 8.0 mg of sodium-25 was removed from the reactor, how many mg of sodium-25 were placed in the reaction vessel 3.0 minutes later if the half life of sodium-25 is 60 seconds.

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Sodium-25 was to be used in an experiment, but it took 3.0 minutes to get the sodium from the reacto...