Two solid samples each contain sulfur, oxygen, and sodium, only. these samples have the same color, melting point, density, and reaction with
an aqueous barium chloride solution. it can be concluded that the two samples are the same
(1) compound (3) mixture
(2) element (4) solution
Answers: 1
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What is the theoretical yield of carbon dioxide? a)0.993 gb)2.98 gc)3.65 gd)8.93 g
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During chemistry class, carl performed several lab tests on two white solids. the results of three tests are seen in the data table. based on this data, carl has concluded that substance b must have bonds.
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Which of the following statements is false regarding aromaticity? a. the compound must be cyclic b. the compound must be fully conjugated c. the compound must be planar d.the number of electrons in the pi system must satisfy the hückel 4n+2 rule e. the compound must have a neutral charge
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Look at the bean data from days 4–6. use these data to explain how natural selection changed the number of dark red walking beans over time. writing part
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Two solid samples each contain sulfur, oxygen, and sodium, only. these samples have the same color,...
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