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6. C-12 and C-14 are isotopes of carbon. Complete the table below. Atomic # Mass # # of protons # of neutrons C-12 C-14 7. What is the main difference between C-12 and C-14? 8. Where are metals on the periodic table? Non-metals? Metalloids? 9. Malleable and ductile are properties of metals. What do those . TWO. terms mean? 10. Name two ... ................
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