> However, I invariably end up with ion pairs by the time I reach the
> 150-200 K stage of this procedure. The appearance of ion pairs does
> occurs with or without Step 4; I added that as an additional attempt
> to keep the ions apart.
>
> Does anyone have an idea what I might be doing wrong here?
That's the norm. Same-charge ions form pairs with pairs of
waters, e.g.
H H
O
+ +
O
H H
Bill Ross
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Received on Wed Sep 24 2003 - 22:53:01 PDT
