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67.0 mg of Penicillin is dissolved in ethanol to a 100.0 ml in a a volumetric flask. From that solution, 1.00 ml is withdrawn using

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67.0 mg of Penicillin is dissolved in ethanol to a 100.0 ml in a a volumetric flask. From that solution, 1.00 ml is withdrawn using a pipette and diluted to 500.0 ml with ethanol in a new volumetric flask. Determine the concentration of Penicillin in the final solution. Penicillin MW=334.4 g/mol (4 marks)

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