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Chemistry

What is the oxidizing agent and reducing agent in this reaction?

August 6, 2009 by Mr mortgag · 1 Comment 

agent
nyaonko31 asked:


2N2H4 + N2O4 → 3N2 +4H2O

How do you find the oxidizing agent and reducing agent?

Can someone please explain?

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What is the difference between an emulsifying agent and a surfactant?

July 11, 2009 by Mr mortgag · 1 Comment 

agent
abstemious_entity asked:


an emulsifier/emulsifying agent is a substance which stabilizes an emulsion. whereas, Surfactants reduce the surface tension of water by adsorbing at the liquid-gas interface. They also reduce the interfacial tension between oil and water by adsorbing at the liquid-liquid interface.

from what i understand emulsifying agents is a general term whereas surfactant is more specific…what are the kinds of emulsifying agents anyway?

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How do you determine the oxidizing or reducing agent in a redox equation?

July 2, 2009 by Mr mortgag · 1 Comment 

agent
Sabrina asked:


For example:
What is the oxidizing agent in the following redox equation?
H(+) +I(-) +Cr2O7(-2) –> Cr(3+) +I2 +H20

I’m not sure how to figure out what the oxidizing agent is, or the reducing agent in similar equations.

trackin with veretek

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