Ch.18 - ElectrochemistryWorksheetSee all chapters
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Ch.1 - Intro to General Chemistry
Ch.2 - Atoms & Elements
Ch.3 - Chemical Reactions
BONUS: Lab Techniques and Procedures
BONUS: Mathematical Operations and Functions
Ch.4 - Chemical Quantities & Aqueous Reactions
Ch.5 - Gases
Ch.6 - Thermochemistry
Ch.7 - Quantum Mechanics
Ch.8 - Periodic Properties of the Elements
Ch.9 - Bonding & Molecular Structure
Ch.10 - Molecular Shapes & Valence Bond Theory
Ch.11 - Liquids, Solids & Intermolecular Forces
Ch.12 - Solutions
Ch.13 - Chemical Kinetics
Ch.14 - Chemical Equilibrium
Ch.15 - Acid and Base Equilibrium
Ch.16 - Aqueous Equilibrium
Ch. 17 - Chemical Thermodynamics
Ch.18 - Electrochemistry
Ch.19 - Nuclear Chemistry
Ch.20 - Organic Chemistry
Ch.22 - Chemistry of the Nonmetals
Ch.23 - Transition Metals and Coordination Compounds

Solution: THe equilibrium constant Kb = 1.75 x 10 -5 M at 25°C for the following reaction.  Calculate ΔG (kJ) at 25°C when both [NH4+] and [OH -] = 1.0 x 10 -6 M and [NH3] = 0.050 M? NH3(aq)  +  H2O(l)  ⇌  NH4

Problem

THe equilibrium constant Kb = 1.75 x 10 -5 M at 25°C for the following reaction.  Calculate ΔG (kJ) at 25°C when both [NH4+] and [OH -] = 1.0 x 10 -6 M and [NH3] = 0.050 M?

NH3(aq)  +  H2O(l)  ⇌  NH4+(aq)  +  OH -(aq)]

A. 27.2

B. 45.8

C. -61.1

D. -45.8

E. -33.9