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The ionization energy for potassium is 419 kJ/mol. The electron affinity for bromine is -325 kJ/mol. Use these values and Hess's law to calculate the change in enthalpy for the following reaction per mole of reagent: K(g) + Br(g)→K*(g)+Br¯(g), AH=? Express your answer with the appropriate units.

The ionization energy for potassium is 419 kJ/mol. The electron affinity for bromine is -325 kJ/mol. Use these values and Hess's law to calculate the change in enthalpy for the following reaction per mole of reagent: K(g) + Br(g)→K*(g)+Br¯(g), AH=? Express your answer with the appropriate units.

Chemistry
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
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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The ionization energy for potassium is 419 kJ/mol. The electron affinity for bromine is -325 kJ/mol. Use these values and Hess's law to calculate the change in enthalpy for the following reaction per mole of reagent: K(g) + Br(g)→K+(g)+Br¯(g), AH=? Express your answer with the appropriate units. • View Available Hint(s) ? ΔΗ per mole - Value Units
Transcribed Image Text:The ionization energy for potassium is 419 kJ/mol. The electron affinity for bromine is -325 kJ/mol. Use these values and Hess's law to calculate the change in enthalpy for the following reaction per mole of reagent: K(g) + Br(g)→K+(g)+Br¯(g), AH=? Express your answer with the appropriate units. • View Available Hint(s) ? ΔΗ per mole - Value Units
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