Answer question numbers 18, 19 & 20 _18. Calculate AH°xn,2 Mg(s) + O2(g) → 2 MgO(s)_19. ASºrxn andAH° Mg = 0 AH O2 = O20. AG°rxn-AS°xn = MgO = 26.9 Mg = 32.7 O2 = 205.1

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Answered: Answer question numbers 18, 19 & 2

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Chemistry

Answer question numbers 18, 19 & 2

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

Chapter17: Spontaneity, Entropy, And Free Energy

Section: Chapter Questions

Problem 123CP: Sodium chloride is added to water (at 25C) until it is saturated. Calculate the Cl concentration in...

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Question

Answer question numbers 18, 19 & 20

_18. Calculate AH°xn,
2 Mg(s) + O2(g) → 2 MgO(s)
_19. ASºrxn and
AH° Mg = 0 AH O2 = O
20. AG°rxn-
AS°xn = MgO = 26.9 Mg = 32.7 O2 = 205.1

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