Friday
April 25, 2014

Homework Help: chemistry

Posted by Fai on Saturday, August 11, 2012 at 10:38pm.

A solution of sodium cyanide nacn has a ph of 12.10. How many grams of nacn are in 425ml of solution with the same ph?
I do not understand how to calculate this question. Who helps me to solve it for me. Thank you. The right answer 209gm.

A 0.446g sample of an unknown monoprotic acid was titrated with 0.105M koh the molar mass is 120g/mol. What is the pka value

Who helps me to solve it

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

chemistry - A solution of sodium cyanide NACN has a PH of 12.10. How many grams ...
Chem - Concerning compounds cyanogen, Hydrogen cyanide and sodium cyanide. ...
chemistry - To extract gold from its ore, the ore is treated with sodium cyanide...
chemistry - To extract gold from its ore, the ore is treated with sodium cyanide...
chemistry - use the properties of sodium cyanide described above to deduce the ...
Chemistry - To extract gold from its ore, the ore is treated with sodium cyanide...
Chemistry - To extract gold from its ore, the ore is treated with sodium ...
chemistry - To extract gold from its ore, the ore is treated with sodium cyanide...
Chemistry - Which of the following is the most effective buffer system for a pH ...
College Chemistry - In this lab: we demonstrated the method of evaporation of a ...

Search
Members