FE Exam Review Chemistry Problems...Fundamentals of Engineering (FE) General Exam Review Program...
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Chemistry Chemistry David K. Ryan, Ph.D. Department of Chemistry Department of Chemistry University of Massachusetts Lowell University of Massachusetts Lowell April 12, 2010 April 12, 2010 http:// http:// faculty.uml.edu/david_ryan faculty.uml.edu/david_ryan / / Fundamentals of Engineering (FE) General Exam Review Program March 3 rd ~ April 12 th , 2010
Transcript of FE Exam Review Chemistry Problems...Fundamentals of Engineering (FE) General Exam Review Program...
ChemistryChemistry
David K. Ryan, Ph.D.
Department of ChemistryDepartment of ChemistryUniversity of Massachusetts LowellUniversity of Massachusetts Lowell
April 12, 2010April 12, 2010
http://http://faculty.uml.edu/david_ryanfaculty.uml.edu/david_ryan//
Fundamentals of Engineering (FE) General Exam Review Program
March 3rd ~ April 12th, 2010
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Relating Kc and Kp
The ideal gas equation PV = nRT
can be manipulated into a form that reflects a gas concentration term
P = (n/V) RT where n/V = molarity
For any gas, A; P = [A] RT
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Consider the Rxn: N2O4(g) = 2NO2(g)
Kp for this rxn follows as:
As a general expression:
where Δn = (number moles of gaseous product - number moles of gaseous reactant)
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