MadSci Network: Chemistry
Query:

Subject: How do you add a specific quantity (ppm) of chloride ions using HCL?

Date: Sun Jun 25 00:42:10 2000
Posted by Stephen Blair
Grade level: undergrad School: CSU at San Bernardino
City: San Bernardino State/Province: CA Country: USA
Area of science: Chemistry
ID: 961908130.Ch
Message:

In the following Cu plating solution I am told to add 40 to 50 ppm 
chloride ions using HCL.  How do you calculate this?  I am not a chemist. 
I have all technicals for my BS in Electrical Engineering.

deionized (or distilled) water
Copper Sulfate Pentahydrate Crystals (CuSO4·5H2O)
Sulfuric acid 35% (added to make total solution 20%)
Lea Ronal Copper Gleam PCM+ additive
Hydrochloric acid (35% HCl) 40-50ppm

Quantities are given in mL or Liters for all other components!



Re: How do you add a specific quantity (ppm) of chloride ions using HCL?

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