Given the following thermochemical equation: 2Al(s) + 312(s) 2A|13(s); AH= -627 kJ Determine the enthalpy change for the reaction of 38.3g of Al with excess 12. a. -221 kJ O b. +890 kJ O c. +16.4 kJ O d. -23.3 kJ O e. -445 kJ

Given the following thermochemical equation: 2Al(s) + 312(s) 2A|13(s); AH= -627 kJ Determine the enthalpy change for the reaction of 38.3g of Al with excess 12. a. -221 kJ O b. +890 kJ O c. +16.4 kJ O d. -23.3 kJ O e. -445 kJ

Chemistry: An Atoms First Approach

2nd Edition

ISBN:9781305079243

Author:Steven S. Zumdahl, Susan A. Zumdahl

Publisher:Steven S. Zumdahl, Susan A. Zumdahl

Chapter7: Chemical Energy

Section: Chapter Questions

Problem 68E: Combustion reactions involve reacting a substance with oxygen. When compounds containing carbon and...

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