Which element is classified as a noble gas?
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What is the mass of 2.00 l of an intravenous glucose solution with a density of 1.15 g/ml?
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An alloy contains 66 g of pure zinc. what is the percentage of zinc in the alloy? express your answer to two significant figures and include the appropriate units.
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An atomic nucleus is composed ofa)protons. b)protons and neutrons. c)protons and electrons. d)protons, neutrons, and electrons.
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