chemistry

calculate the mass of potassium hydrogen phthalate needed to prepare a 0.1M solution in a 250 ml volumetric flask given that the molar mass of potassium hydrogen phthalate is 204,23g/mol

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  1. .250 L of a .1 M solution contains .025 moles of solute

    mass needed is ... .025 * 204.23 g

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