The periodic table and the elements
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surface free energy (mJ/m2) | 3 | 8 years 43 weeks ago by Anonymous |
8 years 38 weeks ago by Anonymous |
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Periodic Table/Consciousness | 3 | 8 years 50 weeks ago by Anonymous |
8 years 38 weeks ago by Anonymous |
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Please let us type subscripts and superscripts on the board! | 16 | 9 years 1 week ago by Anonymous |
8 years 38 weeks ago by Anonymous |
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A stable isotope of 115(Pb<->Bi)209 Ununpentium | 3 | 9 years 4 weeks ago by Anonymous |
8 years 38 weeks ago by Anonymous |
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Poll about Hydrogen and Helium | 4 | 8 years 38 weeks ago by Anonymous |
8 years 38 weeks ago by Anonymous |
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Molybdenum- is this element used for any pharmacological use | 2 | 8 years 41 weeks ago by Anonymous |
8 years 38 weeks ago by Anonymous |
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PowerPoint Slide | 2 | 8 years 48 weeks ago by Anonymous |
8 years 38 weeks ago by Anonymous |
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Tools of construction of system of elements. | 8 | 9 years 1 week ago by Anonymous |
8 years 38 weeks ago by Anonymous |
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a word of advice | 10 | 8 years 39 weeks ago by Anonymous |
8 years 37 weeks ago by Anonymous |
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Lutetium and Lawrencium | 5 | 8 years 50 weeks ago by Anonymous |
8 years 37 weeks ago by Anonymous |