[pure-silver] Re: Mixing

crystalline maybe it! 
It means decahydrate, which is equivalent to approx 27g of
anhydrous!


--- Richard Knoppow <dickburk@xxxxxxxxxxxxx> wrote:

> 
> ----- Original Message ----- 
> From: "titrisol" <titrisol@xxxxxxxxx>
> To: <pure-silver@xxxxxxxxxxxxx>
> Sent: Friday, September 16, 2005 12:07 PM
> Subject: [pure-silver] Re: Mixing
> 
> 
> > That is quite concentrated... can you make a half strength
> > solution and then use double of wht is required?
> > My guess is that you'll have to use warm water (60-70C) to
> > dissolve so much carbonate.
> > Besides, if my Handbok of CHemistry and Physics is 
> > correct,
> > solubility should be aorund 46g/100 ml !!
> >
> >
> > --- Camclicker@xxxxxxx wrote:
> >
> >> I am going to mix up 100 mL of Pyrocat HD and solution B 
> >> calls
> >> for  75g
> >> Potassium Carbonate to be mixed with 70 mL distilled 
> >> water and
> >> topped  off to 100
> >> mL..
> >>
> >> The last time I tried mixing this dense a solution (84g 
> >> Sodium
> >> Carbonate to
> >> 100mL water) I ended up with a glob of unusable, moist 
> >> Sodium
> >> Carb.   Will the
> >> Potassium behave the same way as the Sodium, if so is 
> >> there a
> >> trick to
> >> mixing dense solutions?
> >>
> >> Bruce
> >> Brooklyn, NY
> >> camclicker@xxxxxxx
> >> www.camclicker.com
> >>
>    I wonder what form of carbonate was specified in the 
> _original_ formula. In the US carbonate is usually either 
> anhydrous or monohydrated but many English formulas specify 
> crystaline carbonate. If the original formula was written 
> for crystaline carbonate and that specification got lost 
> somewhere it could explain the problem.
> 
> ---
> Richard Knoppow
> Los Angeles, CA, USA
> dickburk@xxxxxxxxxxxxx 
> 
>
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