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Chemistry 7 Online
OpenStudy (anonymous):

A NaCl solution has a concentration of 5mg/100ml when diluted 100 fold. Work out the concentration of undiluted NaCl in the following units. a)mg/L b)mol/dm^3 c)mol/L d)mM

OpenStudy (aaronq):

5mg/100ml when diluted 100 fold, so the original concentration was 5mg/1mL I'm sure you can do the conversions yourself.

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