Exam 1A oct09-1

Exam 1A oct09-1 - Chemistry 1 Exam 1 S October 2, 2009...

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Chemistry 1 Exam 1 S October 2, 2009 Page 1 of 4 Name _________________________ Student ID # ______________ Section __________ It is critically important that you show clear and logical responses. Be sure to use proper chemical equations, units, and show calculations quantitatively. 1. (18 pts) Assign whether the species in water would be an acid, base, or of neutral pH; a strong, weak, or non-electrolyte; and write the oxidation number of the specified element(s) in the compound for each compound below. Electrolyte Oxidation number acid strong a) CaO base weak Ca _______ neutral non- acid strong b) N 2 O 3 base weak N _______ neutral non- acid strong C _______ c) CH 3 OH base weak neutral non- O _______ acid strong P _______ d) H 2 PO 4 base weak neutral non- O _______ acid strong Al _______ e) Al(ClO 2 ) 3 base weak neutral non- Cl _______ 2. (18 pts) Household bleach is a 5.00% by mass aqueous sodium hypochlorite solution.
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Exam 1A oct09-1 - Chemistry 1 Exam 1 S October 2, 2009...

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