The dissolution of ammonium chloride occurs spontaneously in water at 25 °C. As NH4CI dissolves, the temperature of the solution decreases. What are the signs of AH, AS, and AG for this process? O AH > 0, AS > 0, AG > 0 Ο ΔΗ< 0, ΔS0, ΔG 0 Ο ΔΗ> 0, ΔS0 , ΔG<0 O AH < 0, AS < 0, AG < Q

The dissolution of ammonium chloride occurs spontaneously in water at 25 °C. As NH4CI dissolves, the temperature of the solution decreases. What are the signs of AH, AS, and AG for this process? O AH > 0, AS > 0, AG > 0 Ο ΔΗ< 0, ΔS0, ΔG 0 Ο ΔΗ> 0, ΔS0 , ΔG<0 O AH < 0, AS < 0, AG < Q

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

Section16.6: Gibbs Free Energy

Problem 16.10CE

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Question

The dissolution of ammonium chloride occurs spontaneously in water at
25 °C. As NH4CI dissolves, the temperature of the solution decreases.
What are the signs of AH, AS, and AG for this process?
AH > 0, AS > 0, AG > O
Ο ΔΗ< 0 , AS0 , ΔG
AH > 0, AS > 0, AG < 0
Ο ΔΗ< 0 , ΔS0, ΔG<0

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