An experiment finds that a sample of an ionic compound contains formula units

CHEMISTRY · Subjective · A Level · Chemistry · Amount of substance · Amount of substance

Problem

An experiment finds that a 2.37 g2.37\,\text{g} sample of an ionic compound contains 4.68×10224.68 \times 10^{22} formula units. The literature molar mass of this compound is 58.44 g mol−158.44\,\text{g mol}^{-1}. Calculate the percent deviation (percent error) of the experimentally determined molar mass from the literature value.

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