Given the standard enthalpy changes for the following two reactions:(1) Sn(s) + Cl2(g)--SnCl2(s) AH。=-325.1 kJ(2) Sn(s) + 2C12(g)--SnC14(1) ΔΗ。=-511.3 kJwhat is the standard enthalpy change for the reaction:(3) SnCl2(s) + Cl2(g)--SnC14(1) ΔΗ: ?kJ

Hess's law: The enthalpy change of a reaction is equal to the sum of enthalpy changes in each step.

Answered: Given the standard enthalpy changes for…

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

Section: Chapter Questions

Problem 74QRT

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Given the standard enthalpy changes for the following two reactions: (1) Sn(s) + Cl2(g)--SnCl2(s) AH。=-325.1 kJ (2) Sn(s) + 2C12(g)--SnC14(1) ΔΗ。=-511.3 kJ what is the standard enthalpy change for the reaction: (3) SnCl2(s) + Cl2(g)--SnC14(1) ΔΗ: ? kJ