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True or False: Electromagnetic waves are classified according to wavelength, or the distance between waves.
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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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What happens when the temperature of a solution increases?
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Which of the following is not an assumption that scientists must make about the natural world? a. regularity b. causality c. predictability d. plausibility
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True or False: Electromagnetic waves are classified according to wavelength, or the distance between...
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