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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
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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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