- Ch.1 - Matter, Measurement & Problem Solving101
- Ch.2 - Atoms & Elements96
- Ch.3 - Molecules and Compounds118
- Ch.4 - Chemical Reactions and Chemical Quantities49
- Ch.5 - Introduction to Solutions and Aqueous Solutions78
- Ch.6 - Gases98
- Ch.7 - Thermochemistry83
- Ch.8 - The Quantum-Mechanical Model of the Atom49
- Ch.9 - Periodic Properties of the Elements71
- Ch.10 - Chemical Bonding I: The Lewis Model80
- Ch.11 - Chemical Bonding II: Molecular Shapes, VSEPR & MO Theory79
- Ch.12 - Liquids, Solids & Intermolecular Forces38
- Ch.13 - Solids & Modern Materials35
- Ch.14 - Solutions66
- Ch.15 - Chemical Kinetics83
- Ch.16 - Chemical Equilibrium52
- Ch.17 - Acids and Bases109
- Ch.18 - Aqueous Ionic Equilibrium128
- Ch.19 - Free Energy & Thermodynamics72
- Ch.20 - Electrochemistry87
- Ch.21 - Radioactivity & Nuclear Chemistry49
- Ch.22 - Organic Chemistry139
Chapter 20, Problem 66c
Use tabulated electrode potentials to calculate ∆G°rxn for each reaction at 25 °C. c. Br2(l) + 2 I-(aq) ¡ 2 Br-(aq) + I2(s)
Video transcript
Calculate Ec°ell for each balanced redox reaction and determine if the reaction is spontaneous as written. c. PbO2(s) + 4 H+(aq) + Sn(s) ¡ Pb2+(aq) + 2H2O(l) + Sn2+(aq)
Which metal cation is the best oxidizing agent? a. Pb2+ b. Cr3+ c. Fe2+ d. Sn2+
Use tabulated electrode potentials to calculate ∆Gr°xn for each reaction at 25 °C. c. MnO2(s) + 4 H+(aq) + Cu(s) ¡ Mn2+(aq) + 2H2O(l) + Cu2+(aq)
Calculate the equilibrium constant for each of the reactions in Problem 65.
Calculate the equilibrium constant for the reaction between Fe2+(aq) and Zn(s) (at 25 °C).
A voltaic cell employs the following redox reaction: Sn2+(aq) + Mn(s) ¡ Sn(s) + Mn2+(aq) Calculate the cell potential at 25 °C under each set of conditions. c. [Sn2+] = 2.00 M; [Mn2+] = 0.0100 M