With the information provided below, calculate the enthalpy ofreduction, AredHº, for the reaction: Sr2*(aq) → Sr(s), and comment on the sign ofthe obtained magnitude given the properties of the alkaline-earth elements (i.e.:metallic character, reduction potentials, etc.). (hint: Hess' law should come inhandy) Show your workAatH® (kJ/mol)AnyaH® (kJ/mol)IE: (kJ/mol)IE2 (kJ/mol)ElementSr164-1456549.51064AatHº: enthalpy of atomization; AnyaH®: enthalpy of hydration; IE1: first ionization energy; IE2:second ionization energy2.

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AredH®, for the reaction: Sr2*(aq) → Sr(s), and com

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter6: Thermochemistry

Section: Chapter Questions

Problem 68E: In a coffee-cup calorimeter, 1.60 g NH4NO3 is mixed with 75.0 g water at an initial temperature of...

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Question

100%

With the information provided below, calculate the enthalpy of
reduction, AredHº, for the reaction: Sr2*(aq) → Sr(s), and comment on the sign of
the obtained magnitude given the properties of the alkaline-earth elements (i.e.:
metallic character, reduction potentials, etc.). (hint: Hess' law should come in
handy) Show your work
AatH® (kJ/mol)
AnyaH® (kJ/mol)
IE: (kJ/mol)
IE2 (kJ/mol)
Element
Sr
164
-1456
549.5
1064
AatHº: enthalpy of atomization; AnyaH®: enthalpy of hydration; IE1: first ionization energy; IE2:
second ionization energy
2.

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