120exams_Exam_2 - Exam #2 August 6, 2003 CHEMISTRY 120A 1...

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Unformatted text preview: Exam #2 August 6, 2003 CHEMISTRY 120A 1 Name __________________________________ Useful information: Avogadro's number: 6.022 x 10 23 entities/mole 1. Give the proper name or formula for each of the following chemical compounds (3 points each) a. KClO 4 _________________________________________________ b. Carbon tetrafluoride _________________________________________________ c. ZnCl 2 _________________________________________________ d. N 2 F 4 _________________________________________________ e. HNO 2 _________________________________________________ f. Copper (II) hydrogen carbonate _________________________________________________ 2. Balance the following equations: (1 point each space) a. _____H 3 PO 4 (aq) + _____NaOH (aq) → _____Na 2 HPO 4 (aq) + _____H 2 O (l) b. _____Fe (s) + _____ H 2 O (g) → _____Fe 3 O 4 (s) + _____H 2 (g) c. _____ Cr (s) + _____ S 8 (s) → _____ Cr 2 S 3 (aq) d. _____BCl 3 (g) + _____H 2 O(l) → _____H 3 BO 3 (aq) + _____HCl(g) e. _____ O 2 (g) → _____ O 3 (g) f. _____NH 3 (g) + _____ O 2 (g) → _____NO(g) + _____H 2 O (l) Exam #2...
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This note was uploaded on 05/17/2008 for the course CHEM 120 taught by Professor Gammon during the Fall '07 term at University of Washington.

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120exams_Exam_2 - Exam #2 August 6, 2003 CHEMISTRY 120A 1...

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