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

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Chapter6: Thermochemistry
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Problem 76E: Combustion reactions involve reacting a substance with oxygen. When compounds containing carbon and...
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Given the following thermochemical equation:
2Al(s) + 312(s)
2All3(s); AH= -627 kJ
Determine the enthalpy change for the reaction of 38.3g of Al with
excess 12.
O a. -221 kJ
O b. +890 kJ
c. +16.4 kJ
O d. -23.3 kJ
O e. -445 kJ
Transcribed Image Text:Given the following thermochemical equation: 2Al(s) + 312(s) 2All3(s); AH= -627 kJ Determine the enthalpy change for the reaction of 38.3g of Al with excess 12. O a. -221 kJ O b. +890 kJ c. +16.4 kJ O d. -23.3 kJ O e. -445 kJ
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