ACS Gen Chem 2 Final Exam Study Guide with correct answers 100%

ACS Gen Chem 2 Final Exam Study Guide with correct answers 100% (C) -0.192 V (D) -0.577 V B Consider the reaction. Cu^(2+) (aq) + Fe (s) --> Cu (s) + Fe^(2+) (aq) E` = 0.78 V What is the value of E when [Cu^(2+)] is equal to 0.040 M and [Fe^(2+)] is equal to 0.40 M? (A) 0.72 V (B) 0.75 V (C) 0.81 V (D) 0.84 V A What half-reaction occurs at the annode during the electrolysis of molten sodium iodide? B How many minutes are required to plate 2.08 g of copper at a constant flow of 1.26 A? Cu^(2+) (aq) + 2e^(-) --> Cu (s) Molar Mass Cu = 63.5 g/mol 1 faraday (F) = 96500 C (A) 41.8 min (B) 83.6 min (C) 133 min (D) 5016 min B For the concentration cell Fe (s) | Fe^(3+) (aq), 0.100 M || Fe^(3+), 1.00 M | Fe (s) what is Ecell at 25 degrees C (in mV)? (A) 9.87 mV (B) 19.7 mV (C) 29.6 mV (D) 59.2 mV B What is the missing particle in the nuclear equation? C A An atom of the element of atomic number 53 and mass number 131 undergoes beta decay. The residual atom after this change has an atomic number of _____ and a mass number of _____. (A) 54, 131 (B) 53, 131 (C) 53, 131 (D) 51, 127