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How is the mole of a used to express the mass of a substance explain
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An alloy contains 66 g of pure zinc. what is the percentage of zinc in the alloy? express your answer to two significant figures and include the appropriate units.
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Scientists often deal with numbers that are either very large or very small. for example, the radius of the sun is approximately 696,000 kilometers, while bacterial cells are as small as 1.9 Γ 10-4 millimeters. express each of these numbers in an alternate form.
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Chemistry, 23.06.2019 16:20
Which of the following subject areas contains questions that can be answered by science? alchemy ethics forensics politics
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How is the mole of a used to express the mass of a substance explain...
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