Thursday
April 24, 2014

Homework Help: Analytical chemistry

Posted by Anonymous on Wednesday, February 6, 2013 at 10:09am.

A 0.6334 gram of sample of impure mercury (II) oxide was dissolved in an unmeasured excess of potassium iodide.

Reaction: HgO + 4I- + H2O ------→HgI42- + 2OH-

Calculate the % HgO in the sample if titration of the liberated hydroxide required 42.59 ml of 0.1178 M HCl.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

chemistry - A 76.00-pound flask of mercury costs $151.50. The density of mercury...
chemistry - CrCl3(s) + AgNO3 (aq)= AgCl(s) + Cr(NO3)3(aq) A 0.750 g sample of ...
physics - The specific heat of mercury is .03cal/g*C, and it's boiling point is ...
chemistry - if 100j of heat energy is applied to a 25-g sample of mercury, by ...
Chemistry please help - Elemental mercury was first discovered when a mercury ...
chemistry - in this experiment about recrytallization im having a strange ...
chemistry - a sample of iron are is known as Fe3O4. A 50 gram of sample contain ...
College Chem - Impure sample of table salt that weighed 0.8421g, when dissolved ...
Chemistry - The standardized NaOH solution was determined to be 120M whereas the...
chemistry - A 71.1 g sample of an unknown compound contains 10.1 g of hydrogen...

Search
Members