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Tutorial 2 FORMULAS, PERCENTAGE COMPOSITION, AND …

Tutorial 2 FORMULAS, PERCENTAGE COMPOSITION, AND …

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care about percentage composition of pure chemical substances. Unless otherwise stated we always mean percent by mass (weight). The formula mass of a substance is the sum of the atomic masses of all the atoms in the formula. For example, the formula mass of sodium chloride, NaCl, 58.44, is the sum of the

  Formula, Tutorials, Compositions, Percentages, Tutorial 2 formulas, Percentage composition

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