Lecture_Notes_100709a

Lecture_Notes_100709a - Lecture Note

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Chem 105A Exam 2 Review 10/07/09
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#1c from the practice exam z Determine the concentration of chloride ions in each of the following solutions. z c. A solution prepared by mixing 259. mL of a 0.357 M solution of AlCl 3 with 241. mL of a 0.456 M solution of KCl.
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#4 from the practice exam z You have 0.313 g of an unknown acid with two acidic protons, H 2 A, which requires 36.04 mL of 0.509 M NaOH to completely neutralize the acid. z a. What is the molar mass of the acid?
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#4 from the practice exam continued z b. What is the identity of A?
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#8 from the practice exam z Carbon monoxide at a partial pressure of 680 mmHg reacts with O 2 at a partial pressure of 240 mmHg in a sealed vessels to produce CO 2 : 2 CO (g) + O 2 (g) Æ 2 CO 2 (g) z a. What pressure of CO 2 is produced? Assume that the volume and temperature do not change.
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#8 from the practice exam continued z b. What is the total pressure in the vessel following the reaction?
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#54 Chapter 4 z You are given a 1.50 g mixture of sodium nitrate and sodium chloride.
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This note was uploaded on 10/14/2009 for the course CHEM 105ALg at USC.

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Lecture_Notes_100709a - Lecture Note

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