CO2(g) + 4H2(g) → CH4(g) + 2H20(g)Given the following standard enthalpies of formation.CO2(g), AH°,=– 393.5 kJ/molCH4(g), AH°,= – 74.8 kJ/molH20(g), AH°,= – 241.8 kJ/molH20(1), AH°,=– 285.8 kJ/mol%3D%3D%3DfWhat is the standard enthalpy of reaction (AH°), in kJ for the reaction shown?O -252.9 kJ+164.9 kJ+978.3 kJ-164.9 kJ+76.9 kJ

What is the standard enthalpy of the given reaction---

CO2(g) + 4H2(g) CH4(g) + 2H20(g) Given the following standard enthalpies of formation. CO2(g), AH°, =- 393.5 kJ/mol CH4(g), AH°,=- 74.8 kJ/mol H20(g), AH°,=– 241.8 kJ/mol H20(1), AH°,=– 285.8 kJ/mol What is the standard enthalpy of reaction (AH°), in kJ for the reaction shown? -252.9 kJ +164.9 kJ +978.3 kJ -164.9 kJ +76.9 kJ

CO2(g) + 4H2(g) CH4(g) + 2H20(g) Given the following standard enthalpies of formation. CO2(g), AH°, =- 393.5 kJ/mol CH4(g), AH°,=- 74.8 kJ/mol H20(g), AH°,=– 241.8 kJ/mol H20(1), AH°,=– 285.8 kJ/mol What is the standard enthalpy of reaction (AH°), in kJ for the reaction shown? -252.9 kJ +164.9 kJ +978.3 kJ -164.9 kJ +76.9 kJ

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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（1）Consider the reaction: 2A (g) + 3 B (g) → 2 C (g) ΔHrxn = +254.3 kJ What will be the enthalpy change (in kJ) if 0.471 mol B reacts in excess A? （2）Consider the reaction: C (s) + O2 (g) → CO2 (g) ΔHrxn = -393.5 kJ What mass of carbon (in g) must be reacted via this mechanism to release 581.2 kJ of heat?
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