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How are the three phrases of agriculture (shifting, labor-intensive, mechanized monoculture) different in terms of description, restrictions, problems?
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The alkali metals (group 1) consist of lithium (3), sodium (11), potassium (19), rubidium (37), cesium (55), and francium (87). they are soft, metallic solids with low densities and low melting points. based on the data shown in figure 1, how many valence electrons do alkali metals share?
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Which term means two or more atoms that share electrons in a chemical bond? a. hydrogen bond b. moleculec. ionic bondd. element amd you
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Chemistry, 23.06.2019 10:10
Which orbitals form a pi bond? a. the s orbital and three p orbitals b. the s orbital and two p orbitals c. overlapping p orbitals d. overlapping hybrid orbitals
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How are the three phrases of agriculture (shifting, labor-intensive, mechanized monoculture) differe...
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