5. Methane gas (CH4) reacts with oxygen gas (02) according to the quation below. This reaction releases 890kJ of energy for each mole nethane gas that is consumed. Which of the following BEST describes eaction? * CH4+ 202 > CO2 + 2H,0 + energ A. The reaction is endothermic; CO2 and H20 have more chemical potential er than CH4 and 02. B. The reaction is endothermic; CO2 and H20 have less chemical potential ene- than CH4 and 02. C. The reaction is exothermic; CO2 and H20 have more chemical potential ener than CH4 and 02.
5. Methane gas (CH4) reacts with oxygen gas (02) according to the quation below. This reaction releases 890kJ of energy for each mole nethane gas that is consumed. Which of the following BEST describes eaction? * CH4+ 202 > CO2 + 2H,0 + energ A. The reaction is endothermic; CO2 and H20 have more chemical potential er than CH4 and 02. B. The reaction is endothermic; CO2 and H20 have less chemical potential ene- than CH4 and 02. C. The reaction is exothermic; CO2 and H20 have more chemical potential ener than CH4 and 02.
Chapter8: Reaction Rates And Equilibrium
Section: Chapter Questions
Problem 8.75E
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Transcribed Image Text:15. Methane gas (CH4) reacts with oxygen gas (O2) according to the
equation below. This reaction releases 890kJ of energy for each mole of
methane gas that is consumed. Which of the following BEST describes this
reaction? *
CH4+ 202 → CO2 + 2H2O + energy
A. The reaction is endothermic; CO2 and H20 have more chemical potential energy
than CH4 and 02.
B. The reaction is endothermic; CO2 and H20 have less chemical potential energy
than CH4 and 02.
C. The reaction is exothermic; CO2 and H20 have more chemical potential energy
than CH4 and 02.
D. The reaction is exothermic; CO2 and H20 have less chemical potential energy than
CH4 and 02.
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