the half life of sodium-24 is 14.9h. suppose a hospital buys a 40mg sample of sodium-24. a.) how much of the sample will remain after 48h? b.) how long will it be until only 1mg remains?
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First solve for . where is in hours. So we have
how i do it if i were to put in logs into that equation and put it in my calculator?
You do need to use logs here. From here apply
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