Chemistry, 18.08.2020 23:01 vicsmi6191
Select the correct answer. Which statement best describes how a compound is different from an element? A. A compound contains two or more elements in a fixed proportion. B. A compound has a greater mass and volume than an element. C. A compound has a definite shape, but an element does not. D. A compound is a heterogeneous mixture, but an element is a homogeneous mixture. E. A compound is one of several parts of an element.
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What properties would have caused early researchers to name hydrogen "inflammable air”
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Select the correct answer. Which statement best describes how a compound is different from an elemen...
Mathematics, 14.05.2021 19:30
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