Given the standard enthalpy changes for the following two reactions: (1) 2Ni(s) + O2(g) → 2NiO(s) (2) Ni(s) + Cl2(g) → NiCl2 (s) ΔΗ = 479.4 kJ - AH-305.3 kJ what is the standard enthalpy change for the reaction: ΔΗ = (3) 2NiCl2 (s) + O2(g) → 2NiO(s) + 2Cl2(g) ΔΗ° =? kj

Given the standard enthalpy changes for the following two reactions: (1) 2Ni(s) + O2(g) → 2NiO(s) (2) Ni(s) + Cl2(g) → NiCl2 (s) ΔΗ = 479.4 kJ - AH-305.3 kJ what is the standard enthalpy change for the reaction: ΔΗ = (3) 2NiCl2 (s) + O2(g) → 2NiO(s) + 2Cl2(g) ΔΗ° =? kj

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter4: Energy And Chemical Reactions

Section4.10: Standard Formation Enthalpies

Problem 4.14PSP: Use data from Table 4.2 to calculate the standard combustion enthalpy for conversion of sulfur...

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Q: Chemistry

Question

Given the standard enthalpy changes for the following two reactions:
(1) 2Ni(s) + O2(g) → 2NiO(s)
(2) Ni(s) + Cl2(g) → NiCl2 (s)
ΔΗ
= 479.4 kJ
-
AH-305.3 kJ
what is the standard enthalpy change for the reaction:
ΔΗ
=
(3) 2NiCl2 (s) + O2(g) → 2NiO(s) + 2Cl2(g)
ΔΗ° =?
kj

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