9. From the enthalpies of reaction2C (s) + O2 (g) → 2 CO (g) AH = -221.0kJ2C (s)+ O2 (g) + 4H2 (g)→2 CH,OH (g) AH = -402.4kJa) Calculate AH for the reaction: CO (g) + 2 H2 (g) - CH3OH (g) Express your answer to three significant figureswith the appropriate units.b) Is this reaction endothermic or exothermic?c) Will the reaction vessel containing this reaction become warmer or colder?

Given: The two thermochemical reaction is as follows: 2C(s) + O2(g) -------> 2CO(g)…

9. From the enthalpies of reaction 2C (s) + O2 (g) → 2 CO (g) AH = -221.0kJ 2C (s)+ O2 (g) + 4H2 (g) → 2 CH;OH (g) AH = -402.4kJ a) Calculate AH for the reaction: CO (g) + 2 H2 (g) → CH,OH (g) Express your answer to three significant figur with the appropriate units. b) Is this reaction endothermic or exothermic? c) Will the reaction vessel containing this reaction become warmer or colder?

9. From the enthalpies of reaction 2C (s) + O2 (g) → 2 CO (g) AH = -221.0kJ 2C (s)+ O2 (g) + 4H2 (g) → 2 CH;OH (g) AH = -402.4kJ a) Calculate AH for the reaction: CO (g) + 2 H2 (g) → CH,OH (g) Express your answer to three significant figur with the appropriate units. b) Is this reaction endothermic or exothermic? c) Will the reaction vessel containing this reaction become warmer or colder?

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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Given that enthalpy of formation of the several compounds: C(s)+O2(g)>CO2(g);AH=-393.5kJ S(s)+O2(g)→SO2(g);AH=-296.8kJ C(s)+2S(s)→CS2(1);AH=+87.9 kJ Determine the enthalpy of combustion reaction of carbon disulfide!
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find the change in enthalpy for the reaction below. given the following reactions and change in enthalpy values: 2 C2H4O(I) + 3 O2(g) --> 2 CO2(g) + 3 H2O(I) ▲H= ??
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