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Complete combustion of 5.90 g of a hydrocarbon produced 18.8 g of co2 and 6.75 g of h2o. what is the empirical formula for the hydrocarbon?
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Often on a topographic map, every fifth contour line is darkened. what is this line called? a. key b.slope c.benchmark d. index contour
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Which of these would be caused by a chemical change? a) the formation of lava. b) sedimantary rock layering over time. c) metamorphic rock forming from igneous. d) metamorphic rock eroding to form sedimentary rock.
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Chemistry, 22.06.2019 06:00
According to each substances heat of fusion, which of the items below requires more heat to be added per gram of substance to go from solid to liquid? silver sulfur water lead
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Complete combustion of 5.90 g of a hydrocarbon produced 18.8 g of co2 and 6.75 g of h2o. what is the...
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