IEVref:114-01-24ID:
Language:enStatus: Standard
Term: ionic strength
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Symbol: I
Definition: for all types of ions in a solution, half the sum of the products of their molality bi and the square of their charge number zi

I= 1 2 ∑ z i 2 b i MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgaruWqVvNCPvMCG4uz 3bqee0evGueE0jxyaibaieYdi9WrpeeC0lXdi9qqqj=hEeeu0lXdbb a9frFj0xb9Lqpepeea0xd9s8qiYRWxGi6xij=hbba9q8aq0=yq=He9 q8qiLsFr0=vr0=vr0db8meaabaGacmGadiWaaiWabaabaiaafaaake aacaWGjbGaeyypa0ZaaSaaaeaacaaIXaaabaGaaGOmaaaadaaeabqa aiaadQhadaqhaaWcbaGaamyAaaqaaiaaikdaaaGccaWGIbWaaSbaaS qaaiaadMgaaeqaaaqabeqaniabggHiLdaaaa@43D2@

Note 1 to entry: Charge number is a quantity of dimension one defined in 113-05-17.

Note 2 to entry: The coherent SI unit of ionic strength is mole per kilogram, mol/kg.

Note 3 to entry: This entry was numbered 111-15-29 in IEC 60050-111:1996. It has been modified as follows: a formula has been added.


Publication date:2014-03
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