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5 August, 11:44

A chemistry student needs of 40mL diethylamine for an experiment. By consulting the CRC Handbook of Chemistry and Physics, the student discovers that the density of diethylamine is 0.7. Calculate the mass of diethylamine the student should weigh out. Round your answer to significant digits.

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  1. 5 August, 12:11
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    Mass = density * volume

    m = (0.7 g/mL) * (40 mL)

    m = 28 g

    Rounding to 1 significant figure, the student should weigh out 30 grams of diethylamine.
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