Chemistry (including Biochemistry)/Expert Profile

Chad Welch

On Vacation
returns 12/31/2018

I specialize in general chemistry, analytical and instrumental chemistry and inorganic chemistry.

Experience in the area

3 years of work experience as an analytical chemist at Blanchard Metals and IM Flash Technologies. At Blanchard Metals I analyzed and adjusted the chemistry of plating baths. At IM Flash Technologies I work in a clean room checking the process chemicals and equipment used to manufacture semiconductors.


American Chemical Society (ACS)


BS in Chemistry (ACS Certified)

Awards and Honors

American Institute of Chemists, Chemist of the Year 2005-2006

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Recent Answers from Chad Welch

2010-05-19 making oils water soiluble:

Hi Philip,  There are many chemists who spend years trying to accomplish the same thing for large corporations. The root of the problem lies in the fact that to make the oil water soluble you must change

2010-04-16 quantifying rate of spoilage:

Hi again Anna,  There are a couple of different types of pH strips. One type is also called litmus paper, it turns one color in acid and another color in base. That won't be accurate enough. However, the

2010-04-13 quantifying rate of spoilage:

Hi Anna,  This sounds like a great experiment. Milk spoils as bacteria decompose components in the milk. During the decomposition acid is formed, so there are two fairly easy ways to measure the decomposition

2010-03-22 urgent chemistry question:

Hi Sara,  This can be solved using the equation M1*V1=M2*V2, where M1 & M2 are the starting and final molar concentrations and V1 & V2 are the starting and final volumes.  The first step to solving the

2010-03-18 HOCL produed from hydrogen peroxide & chlorinated tap water?:

Scott,  Anytime chlorine is dissolved in water (as is the case with water treatment) HCl and HOCl will be produced. However, water treatment uses a fairly small amount of chlorine. Even in public swimming


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