A drug containing with an activity of 2.00 $\mu$Ci is to be injected into a patient at 11:00 am.A sample is prepared 4.00 hours before the injection (at 7:00 am).The activity of the drug have at the preparation time (7:00 am)was 3.16 $\mu$Ci.What is the half-life of ?

Question

A drug containing  with an activity of 2.00 $\mu$Ci is to be injected into a patient at 11:00 am.A sample is prepared 4.00 hours before the injection (at 7:00 am).The activity of the drug have at the preparation time (7:00 am)was 3.16 $\mu$Ci.What is the half-life of  ?

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The Answer of A drug containing  with an activity of 2.00 $\mu$Ci is to be injected into a patient at 11:00 am.A sample is prepared 4.00 hours before the injection (at 7:00 am).The activity of the drug have at the preparation time (7:00 am)was 3.16 $\mu$Ci.What is the half-life of  ?

A Drug Containing with an Activity of 2 μ\muμ Ci Is to Be Injected into a Patient at 11:00

A Drug Containing with an Activity of 2 $\mu$ Ci Is to Be Injected into a Patient at 11:00