A solution of palmitic acid (M = 256 g / mol) in benzen

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Uploaded: 08.07.2020
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A solution of palmitic acid (M = 256 g / mol) in benzene contains 4.24 g of acid per liter. When this solution is applied dropwise to the surface of water, benzene evaporates, and palmitic acid forms a monomolecular film. What volume of solution should be taken to cover an area of 500 cm2 with a monolayer (A4 sheet format) if the area occupied by one acid molecule is 21 A2 (1 angstrom A = 1 * 10-8 cm)?

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