Exam_3_2006 - EAS 1600 - INTRODUCTION TO ENVIRONMENTAL...

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EAS 1600 - INTRODUCTION TO ENVIRONMENTAL SCIENCES Fall, 2006 Exam 3 - 12/1/06 < Answer all Questions < Show all your work < Place your name on each page < This is a closed-book exam, notes are not allowed; all are expected to comply with the Georgia Tech Honor Code. Please also note that cell phone use or contact with any other person is not allowed. I am aware and in compliance with the Georgia Tech Honor Code Signature: ____________________________________________________________ Print Name: ___________________________________________________________ Lab Section: ___________________ 1
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1. Consider a solution that initially contains carbonic acid (H 2 CO 3) at 2 x 10 -4 mole/l and bicarbonate (HCO 3 - ) at 2 x 10 -3 mole/l. (15 pts). a. What is the pH of the solution? b. Is this solution buffered against a pH change by the addition of a strong acid? Why or Why Not? 2. An El Nino event can be described as a disruption of the Walker Circulation in the region of the equatorial Pacific Ocean. Draw a diagram of the Walker
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Exam_3_2006 - EAS 1600 - INTRODUCTION TO ENVIRONMENTAL...

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