An oxyacetylene flame is often used in the welding of metals. Estimate the flame temperature produced by the reaction 2C2H2 (?) + 5O2 (?) ⟶ 4CO2 (?) + 2H2O(?) a) Using appropriate tabulated data (heats of formation) determine the heat of reaction at 298K. b) Now assume this reaction occurs at 2270K. Estimate the approximate enthalpy at the higher temperature using the heat capacities of these substances.

An oxyacetylene flame is often used in the welding of metals. Estimate the flame temperature produced by the reaction 2C2H2 (?) + 5O2 (?) ⟶ 4CO2 (?) + 2H2O(?) a) Using appropriate tabulated data (heats of formation) determine the heat of reaction at 298K. b) Now assume this reaction occurs at 2270K. Estimate the approximate enthalpy at the higher temperature using the heat capacities of these substances.

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter13: Spontaneous Processes And Thermodynamic Equilibrium

Section: Chapter Questions

Problem 39P

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