eng-spring07-q205s

eng-spring07-q205s - CHEM 151: Quiz 5 Show your work for...

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CHEM 151: Quiz 5 NAME ____________ KEY ______ ID #_______________ Show your work for full credit Eng Q205 You are allowed to use books/notes/etc, but you Due by the START of Thursday’s (2/27/07) lecture. are not allowed to receive help from others. Late quizzes will receive at least a 10 point deduction. 1. (16 pts total) We will determine the percent yield when 0.100 g of silver chloride precipitate is recovered from the the following reaction. When 50.0 mL of a 0.300 M silver nitrate (AgNO 3 ) solution is added to 50.0 mL of 0.00825 M magnesium chloride solution, silver chloride (AgCl) precipitate forms immediately. i. (2.5 pts) Give the oxidation numbers for the following. Ag in silver nitrate +1 Mg in magnesium chloride +2 N in silver nitrate +5 Cl in magnesium chloride -1 O in silver nitrate -2 ii. (1 pt) What is the other product that is formed? Give both the formula and the name of that aqueous product. Mg(NO 3 ) 2 magnesium nitrate (½ each) iii. (2 pts) Write the complete balanced reaction. Don’t forget to write the states. 2 AgNO
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This note was uploaded on 07/10/2011 for the course CHM 2045 taught by Professor Eng during the Fall '10 term at UNF.

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eng-spring07-q205s - CHEM 151: Quiz 5 Show your work for...

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