Friday
April 18, 2014

Homework Help: chemistry

Posted by faruk on Friday, July 26, 2013 at 11:56pm.

ou weigh out Potassium Permanganate,
Mass of KMnO4 (MW=158.034).......... 0.1569 g
You dissolve it completely in water.......... 46.00 mL
(a) Molarity of MnO4- solution........................... ________________ M
You pipet out your UNKNOWN............. 0.90 mL
You acidify and titrate it with your KMnO4 solution until the permanganate color persists.
Volume of permanganate solution.......... 14.61 mL
(b) Molarity of the HOOH in the UNKNOWN...................................._____________ M

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

chemistry - ou weigh out Potassium Permanganate, Mass of KMnO4 (MW=158.034...
Chemistry - I am not sure if I calculated the exact molarity of the potassium ...
Chemistry - I am not sure if I calculated the exact molarity of the potassium ...
chemistry - A solution of ferrous sulfate (FeSO4) is titrated with a solution ...
chemistry - The solubility of the oxidizing agent potassium permanganate is 7.1...
HARD chemistry - A solution of ferrous sulfate (FeSO4) is titrated with a ...
Chem - Potassium permanganate (KMnO4) solutions are used for the determination ...
chemistry - So I posted this question yesterday and was told I had a few typos...
Organic chemistry - Write equations for the reactions that occur. Put conditions...
chem - The following equation describes the oxidation of an acidified solution ...

Search
Members