2.28(b) Set up a thermodynamic cycle for determining the enthalpy ofhydration of Ca?+ ions using the following data: enthalpy of sublimationof Ca(s), +178.2 kJ mol-1; first and second ionization enthalpies of Ca(g),589.7 kJ mol-1 and 1145 kJ mol¬1; enthalpy of vaporization of bromine,+30.91 kJ mol-1; dissociation enthalpy of Br,(g), +192.9 kJ mol-1; electrongain enthalpy of Br(g), –331.0 kJ mol-1; enthalpy of solution ofCaBr,(s), –103.1 kJ mol-'; enthalpy of hydration of Br¯(g), –337 kJ mol¬!.

2.28(b) Set up a thermodynamic cycle for determining the enthalpy of hydration of Ca2+* ions using the following data: enthalpy of sublimation of Ca(s), +178.2 kJ mol-1; first and second ionization enthalpies of Ca(g), 589.7 kJ mol- and 1145 kJ mol-!; enthalpy of vaporization of bromine, +30.91 kJ mol-1; dissociation enthalpy of Br,(g), +192.9 kJ mol¬1; electron gain enthalpy of Br(g), –331.0 kJ mol-'; enthalpy of solution of

2.28(b) Set up a thermodynamic cycle for determining the enthalpy of hydration of Ca2+* ions using the following data: enthalpy of sublimation of Ca(s), +178.2 kJ mol-1; first and second ionization enthalpies of Ca(g), 589.7 kJ mol- and 1145 kJ mol-!; enthalpy of vaporization of bromine, +30.91 kJ mol-1; dissociation enthalpy of Br,(g), +192.9 kJ mol¬1; electron gain enthalpy of Br(g), –331.0 kJ mol-'; enthalpy of solution of

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter16: Thermodynamics: Directionality Of Chemical Reactions

Section: Chapter Questions

Problem 91QRT: Actually, the carbon in CO2(g) is thermodynamically unstable with respect to the carbon in calcium...

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