What is the mass percent of sodium chloride where 52 g of NaCl is dissolved in 272.8 mL of solvent (1.312 g/mL)? Report your answer to the tenths place and do not include units.

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Units and Dimensions

Dimensions are the basic concepts of the measurement of quantities. Units are the means of expressing the dimensions. For instance, an area has a dimension of L2 and a unit of m2.