Hmwk 8 - guo (rg27533) – Homework 8 – Sutcliffe –...

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Unformatted text preview: guo (rg27533) – Homework 8 – Sutcliffe – (52380) 1 This print-out should have 21 questions. Multiple-choice questions may continue on the next column or page – find all choices before answering. 001 10.0 points Name H 3 PO 2 . 1. perphosphorous acid 2. hydrophosphoric acid 3. perphosphoric acid 4. phosphoric acid 5. phosphorous acid 6. hypophosphorous acid 7. hypophosphoric acid 002 10.0 points The term strong in strong electrolyte means 1. that the compound ionizes or dissociates completely or almost completely in solution. 2. that the compound is very concentrated. 3. that the compound is very soluble. 4. All of these 003 10.0 points Which one of the following is a water-soluble, weak electrolyte? 1. KBr 2. H 2 SO 4 3. H 2 CO 3 4. Ca(OH) 2 5. NH 4 ClO 004 10.0 points How much solute is needed to make 3.29 L of a 4.29 M solution of Ba(NO 3 ) 2 ? Answer in units of g. 005 10.0 points We wish to dilute some 18 . 4 M H 2 SO 4 solution to make 600 mL of a 0 . 1 M H 2 SO 4 solution. How much of the 18 . 4 M solution should we start with? 1. 4.00 mL 2. 1.80 mL 3. 2.70 mL 4. 4.60 mL 5. 3.26 mL 006 10.0 points What are the products of the reaction be- tween bromic acid and potassium hydroxide? 1. KBrO 3 + OH − 2. K 2 BrO 3 + H 2 O 3. K 2 BrO 2 + H 2 O 4. KBrO 2 + H 3 O + 5. KBrO 3 + H 2 O 6. KBrO 3 + H 3 O + 7. KBrO 2 + H 2 O 007 10.0 points What, if anything, is precipitated when aque- ous solutions of Ba(OH) 2 and MgSO 4 are mixed?...
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This note was uploaded on 04/27/2010 for the course CH 301 taught by Professor Fakhreddine/lyon during the Spring '07 term at University of Texas.

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Hmwk 8 - guo (rg27533) – Homework 8 – Sutcliffe –...

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