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which best describes an element? - a pure substance - a type of a mixture - a pure compound - an impure substance
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How many grams of oxygen gas are contained in a 15 l sample at 1.02 atm and 28°c? show your work.
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How many moles of sulfur dioxide are produced when 4.38 moles of oxygen completely react with iron (iv) sulfide
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If you burn 46.6 g of hydrogen and produce 416 g of water, how much oxygen reacted
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which best describes an element? - a pure substance - a type of a mixture - a pure compound - an imp...
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