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What is the simplest whole-number ratio of atoms in a molecule or formula unit called?
the molecular formula
the molar mass
the percent composition
the empirical formula
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Apure solvent has a vapor pressure the vapor pressure of a solution. a. equal to b. lower than c. higher than
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Complete the following reactions using word and balanced equations including states. dilute phosphoric acid is added with a calcium hydroxide solution.
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10. translate each of the following chemical equations into a sentence. a. 2 zns(s) + 3 o2(g) -> 2 zno(s) + 2 so2(g) b. cah2(s) + 2 h2o(l) -> ca(oh)2 (aq) + 2 h2(g)
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One or more substances changing into one or more substances is an example of a
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What is the simplest whole-number ratio of atoms in a molecule or formula unit called?
the molecul...
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