Name: ___________________________________ Chem 209 Exam A 7/25/14 PRINTyour NAME, your STUDENT ID NUMBER, and the COLOR OF YOUR TESTon your Scantron answer sheet. Also, please SIGNthe sheet as well. Record your answers to the following questions on the FRONT of the answer sheet in the first 12 positions. Note that the correct response to some of the questions may require you to black out more than one answer on a single line. 1.In gas chromatography, what parameters should you plot in order to obtain a straight-line calibration curve? 2.Consider the following balanced net ionic reaction: PbI2(s) Pb2++ 2 I-x axis y axis A)concentration absorbanceB)concentration peak areaC)retention time detector signalD)peak area concentrationE)concentration μL of sample injected 3.The pH of a test solution is found to be 13.3. What it’s the [H+] in molarity?
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- Spring '07
- pH, ml, Equivalence point