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Measuring which physical property is most likely to produce the most precise results when trying to identify a substance
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Nitrogen (n), phosphorus (p), and potassium (k) are the main nutrients in plant fertilizers. according to an industry convention, the numbers on the label refer to the mass percents of n, p2o5, and k2o, in that order. calculate the n: p: k ratio of a 30: 10: 10 fertilizer in terms of moles of each element, and express it as x: y: 1.0.
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What is the chemical name of the compound ti2o3? use the list of polyatomic ions and the periodic table to you answer.
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Under which conditions will gases best dissolve in liquids?...
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