mttcreviewtest16

mttcreviewtest16 - MTTC Chemistry Review Test 16 on...

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MTTC Chemistry Review Test 16 on Electrochemistry Name MUL TIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) Which substance is the reducing agent in the reaction below? Pb + Pb0 2 + 2H2S04 2PbS0 4 + 2H20 A) H2SO 4 B)Pb C) Pb0 2 D) H2O E)PbS0 4 2) What is the coefficient of iodine when the following equation is balanced? MnO 4 - + I - Mn 2+ + I 2 (acidic solution) A) 2 B) 1 C)3 D)4 E) 5 3) The electrode where reduction occurs is called the: A) anode B) cathode C) reducing agent D) electrode E) oxidizing agent 4) What is the coefficient of the permanganate ion when the following equation is balanced? Mn0 4 - + Br - Mn 2+ + I 2 (acidic solution) A)3 B)4 C)5 D) 2 E)l 5) How many grams of Ca metal are produced by the electrolysis of molten CaBf2 using a current of 30.0 amp for 10.0 hours? A) 112 B) 22.4 C) 0.0622 D) 224 E) 448 6) The purpose of the salt bridge in an electrochemical cell is to A) provide a means for electrons to travel from the cathode to the anode. B)
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This note was uploaded on 04/25/2010 for the course CHEM 204 taught by Professor Prof.k during the Spring '10 term at Bradley.

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mttcreviewtest16 - MTTC Chemistry Review Test 16 on...

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