Fe2O3(s) + 2 Al(s) → 2 Fe(s) + Al2O3(s) N2(g) + 2 O2(g) –→2 NO2(g) i) ii) AH=-851.5 kJ a) b) AH=+66.2 kJ State whether the reaction is endothermic or exothermic. Calculate the amount of energy transferred in the form of heat when 1.00 mol of the underlined substance reacts. iii) Calculate the amount of energy transferred in the form of heat when 1.00 kg of the underlined substance reacts

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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O Microsoft Word - ZTM101 Worksheet 8 2019 - Google Chrome
A learn.mandela.ac.za/pluginfile.php/530979/mod_resource/content/0/ZTM101%20Worksheet%208%202019.pdf
Microsoft Word - ZTM101 Worksheet 8 2019
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activation energy, which corresponds to the generation of the "activated complex" or
"transition state".
Questions
For each of the following reactions:
а)
1
Fe2O3(s) + 2 Al(s) → 2 Fe(s) + Al2O3(s)
AH=-851.5 kJ
N2(g) + 2 O2(g) → 2 NO2(g)
i)
ii)
b)
AH=+66.2 kJ
State whether the reaction is endothermic or exothermic.
Calculate the amount of energy transferred in the form of heat when
1.00 mol of the underlined substance reacts.
Calculate the amount of energy transferred in the form of heat when
1.00 kg of the underlined substance reacts
111)
22:44
27
G ENG
2021/01/21
近
Transcribed Image Text:O Microsoft Word - ZTM101 Worksheet 8 2019 - Google Chrome A learn.mandela.ac.za/pluginfile.php/530979/mod_resource/content/0/ZTM101%20Worksheet%208%202019.pdf Microsoft Word - ZTM101 Worksheet 8 2019 1 / 2 activation energy, which corresponds to the generation of the "activated complex" or "transition state". Questions For each of the following reactions: а) 1 Fe2O3(s) + 2 Al(s) → 2 Fe(s) + Al2O3(s) AH=-851.5 kJ N2(g) + 2 O2(g) → 2 NO2(g) i) ii) b) AH=+66.2 kJ State whether the reaction is endothermic or exothermic. Calculate the amount of energy transferred in the form of heat when 1.00 mol of the underlined substance reacts. Calculate the amount of energy transferred in the form of heat when 1.00 kg of the underlined substance reacts 111) 22:44 27 G ENG 2021/01/21 近
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