What happens when aluminum fills its valence shell?
a. three electrons are lost creating al+3...
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Check the correct box to describe the periodic trends in electronegativity. electronegativity across a period: decreases. increases. electronegativity down a group: decreases. increases.
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Which piece of equipment would me most useful for measuring the volume of some water? a. pan balance b. graduated cylinder c. tweezers d. flask quick
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Nonpoint source pollution is difficult to control because it
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