2. The half-life of a certain radioactive element is 67.0 hours. How much would be left after 335.0 h if the original sample was 1.000 mg?
0.031 mg 0.310 mg 0.062 mg 0.016 mg None of these
3. The process of combining two light nuclei to form a heavier, more stable nucleus is known as (blank).
Fission Fusion Annihilation Photonation None of these
4. A cyclation and a linear accelerator are two methods of:
5. Gamma rays have:
0 protons, 1 neutron, 1 electron 0 protons, 0 neutrons, 0 electrons 1 proton, 0 neutrons, 1 electron 1 proton, 1 neutron, 1 electron None of these
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