human
Classify as exothermic or endothermic and give the change of heat: CH₄ + 2O₂ → CO₂ + 2H₂O + 802kJ
gpt
Exothermic, -802kJ
Explanation: The reaction releases energy into the surroundings, making it exothermic. The positive sign (+802kJ) in the equation indicates energy is released, so the enthalpy change is negative.