問題詳情

77. It is desired to determine the concentration of arsenic in a lake sediment sample by means of neutron activation analysis. Thenuclide As

captures a neutron to form As

, which in turn undergoes β decay. The daughter nuclide produces the characteristicγ rays used for the analysis. What is the daughter nuclide?
(A)


(B)


(C)


(D)


(E)



參考答案