Which of the following represents an endothermic reaction? CH4 (g) + 202 (g) → CO2 (g) + 2H2O (g) + 890 kJ | 25O2 (g) → 25 (s) + 202 (g) + 376kJ 2C2H6 (g) + 702 (g) → 4CO2 (g) + 6H2O(g) + 3120 kJ | 2H20 (g) + 572 kJ → 2H2 (g) + O2 (g)

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Chapter1: Chemical Foundations
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Which of the following represents an endothermic reaction?
O CH4 (g) + 202 (g) → CO2 (g) + 2H2O (g) + 890 kJ
2S02 (g)
25 (s) + 20, (g) + 376kJ
O 2C2H6 (g) + 702 (g) → 4CO2 (g) + 6H2O(g) + 3120 kJ
2H20 (g) + 572 kJ → 2H2 (g) + O2 (g)
Transcribed Image Text:Which of the following represents an endothermic reaction? O CH4 (g) + 202 (g) → CO2 (g) + 2H2O (g) + 890 kJ 2S02 (g) 25 (s) + 20, (g) + 376kJ O 2C2H6 (g) + 702 (g) → 4CO2 (g) + 6H2O(g) + 3120 kJ 2H20 (g) + 572 kJ → 2H2 (g) + O2 (g)
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