MCAT Question of the Day
    •

    Q:

    		 A mummified tree is discovered and scientists attempt to determine the age of this artifact. Trees typically contain 80 mg of a particular radioactive isotope, whereas this tree contains 1 mg. The half-life of the isotope is 80,000 years. Approximately old is this artifact?
    		 

    A

    		 1,000 years

    B

    		 250,000 years

    C

    		 500,000 years

    D

    		 650,000 years



    Nuclear Chemistry |
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