ECON 2000 : Fall 2013 Exam 1 With Answers
Document Summary
Encode your answers on the scantron sheet with soft pencil. A periodic table and all necessary constants are provided on the last page. At the end of the exam, turn in the scantron to one of the exam proctors. Encode 1 under grade or education on the scantron sheet: which of the following represent(s) formula(s) of binary molecular compounds? (i) (nh4)3po4. A student carried our similar experiment using several oil drops and calculated the charges on the drops. What is the approximate charge of the electron based on the above data: 2. 0 10 20 c, 4. 0 10 20 c, 8. 0 10 20 c, 1. 6 10 19 c, 2. 4 10 19 c. Perform the indicated operations, expressing the answer to the proper number of significant figures and in scientific notation: , where 5 is an exact number: 9 102, 9. 1 102, 9. 06 102, 9. 062 102, 9. 0618 102.
