In Class Problems 4

In Class Problems 4 - CHEMISTRY 1414 Spring 2011 In Class...

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CHEMISTRY 1414 Spring 2011 In Class Problem Set 4 Problem 1 A neutralization reaction involves the titration of 214 mL of a 0.217 M phosphoric acid solution with a potassium hydroxide solution having a concentration of 0.428 M. What volume in mL if the potassium hydroxide solution is required to completely neutralize the phosphoric acid solution? Problem 2 The compound diborane B 2 H 6 was originally considered as a rocket fuel, and the reaction for its combination with oxygen is: B B 2 H 6 + O 2 Æ HBO 2 + H 2 O a) . What mass of oxygen is required to completely burn 257 g of diborane? b) . What mass of metaboric acid (HBO 2 ) is produced from the combustion of 106 g of diborane?
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Problem 3 Potassium combines with oxygen under normal conditions to yield the superoxide KO 2 , which contains the O 2 - ion, rather than the simple oxide K 2 O (Equation 1). Potassium superoxide can be used to generate oxygen in breathing apparatus according to Equation 2. K
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This note was uploaded on 11/28/2011 for the course CHEM 1414 taught by Professor Slaughter during the Spring '07 term at Oklahoma State.

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In Class Problems 4 - CHEMISTRY 1414 Spring 2011 In Class...

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