isotonic solutions

Wolfgang Schechinger wolfsc at ibms.sinica.edu.tw
Tue Mar 26 21:54:39 EST 2002


Dear all, 

isotonic NaCl of course is considered to be 0.9% m/v 
thus (9g/l)/(58.44g/mol) = 154 mM.

Since dissociation is close to 100% would ionic strength then be 308 mM ([Na+] 
+ [Cl-]) = 2 * 154 mM or is it 154 mM by "definition"?

Regards,

Wo
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Dr. Wolfgang Schechinger
Institute of Biomedical Sciences
Academia Sinica, Taipei, Taiwan

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