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Topic: How To Consintrate H2O2 to 30%  (Read 11179 times)

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Offline MrGameAndWatch

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How To Consintrate H2O2 to 30%
« on: August 13, 2008, 12:25:19 PM »
How long would I Have To Boil 3% H2o2 to get 30% h2o2???


THANKS!

Offline nj_bartel

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Re: How To Consintrate H2O2 to 30%
« Reply #1 on: August 13, 2008, 06:00:15 PM »
Pretty sure you can't concentrate it that way, and if you could, it'd probably blow up in your face at some point.  Why do you need it?

Offline MrGameAndWatch

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Re: How To Consintrate H2O2 to 30%
« Reply #2 on: August 13, 2008, 07:28:21 PM »
I Neec It for the mashmellow experiment

Offline macman104

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Re: How To Consintrate H2O2 to 30%
« Reply #3 on: August 13, 2008, 07:41:47 PM »
This one:

http://www.metacafe.com/watch/1530755/marshmallow_experiment/

It is taking H2O2 and some soap, and then adding KI or NaI to it, then it foams up from the gas evolution trapped by the soap.

Offline nj_bartel

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Re: How To Consintrate H2O2 to 30%
« Reply #4 on: August 13, 2008, 07:44:02 PM »
Oh ok.

 http://en.wikipedia.org/wiki/Hydrogen_peroxide

Read ALL of that article.  Be safe.

Offline MrGameAndWatch

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Re: How To Consintrate H2O2 to 30%
« Reply #5 on: August 13, 2008, 09:05:01 PM »
wikipedia has nothing?

Offline nj_bartel

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Re: How To Consintrate H2O2 to 30%
« Reply #6 on: August 14, 2008, 12:35:41 AM »
Maybe if you were to actually read it you'd come to the section on concentration, where it mentions sparging and fractional distillation, or if you'd cared to do a brief google search - http://drinkh2o2.com/

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