Mass of compound needed to make a solution with a specific boiling point.?
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an organic compound with a molar mass of 55 g/mol is dissolved in 150 grams of carbon tetrachloride has a boiling point of 78.5C. What mass of compound is needed for this solution?
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Answer:
(78.5 °C - 76.8 °C) / (5.03 °C/m) = 0.33797 m (0.33797 mol / 1000 g CCl4) x (150 g CCl4) x (55 g/mol) = 2.79 g
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