FINAL+Form+A+KEY - Final Exam, Form A Chem. 001 Fall 2010....

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Final Exam, Form A Chem. 001 Fall 2010. Name: _________________________ Date: ____________ Before answering any question(s) involving a chemical equation, please ensure the chemical equation is balanced. 1. How many meters are there in 144 feet? a) 440 m b) 365.8 m c) 43.9 m d) 250 m 2. How many phosphorous atoms are in 5.0 mol of Ca 3 (PO 4 ) 2 ? a) 10 b) 5.4 x 10 25 c) 90 d) 6.0 x 10 24 3. An element has 13 protons, 14 neutrons, and 10 electrons. Determine its identity: a) 27 Ga +3 b) 27 Si +4 c) 27 P -3 d) 27 Al +3 4. What volume will 16.7 g of a liquid occupy if the liquid has a density of 1.07 g/mL? a) 17.9 mL b) 15.6 mL c) 6.95 mL d) 16.7 mL 5. The following systematic names: sulfur trioxide, calcium nitrate, sodium oxide and copper (II) sulfate are represented by which series of chemical formulas? a. S 3 O, CaNO 3 , NaO 2 , Cu 2 SO 4 b. SO 2 , Ca(NO 3 ) 2 , NaO and CuSO 4 c. SO 3 , Ca(NO 3 ) 2 , Na 2 O and CuSO 4 d. S 2 O 4 , Ca(NO 3 ) 2 , Na 2 O and Cu(SO 4 ) 2 6. A compound whose molecular weight is 60.06 g/mole contains 39.99% C, 6.73% H,
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This note was uploaded on 06/30/2011 for the course CHEM 1A taught by Professor Kim during the Spring '11 term at San Joaquin Delta College.

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FINAL+Form+A+KEY - Final Exam, Form A Chem. 001 Fall 2010....

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