Which of the following processes is exothermic A) CH₄(g) + 2 O₂(g) $\rarr$CO₂(g) + 2 H₂O(l) B) CO₂(g) + 2 H₂O(l) $\rarr$ CH₄(g) + 2 O₂(g) C) CO₂(s) $\rarr$CO₂(g) D) H₂O(l) $\rarr$H₂O(g) E) 6 H₂O(g) + 4 CO₂(g) $\rarr$ 2 C₂H₆(g) + 7 O₂(g)

Question

Quizplus · Accepted Answer

The combustion of methane (CH4) in the presence of oxygen to form carbon dioxide and water is an exothermic reaction, releasing energy in the form of heat.

Which of the Following Processes Is Exothermic A) CH4(g) →\rarr→ CO2(g) + 2 H2O(l) B) CO2(g) + 2 H2O(l)

Which of the Following Processes Is Exothermic
A) CH₄(g) $\rarr$ CO₂(g) + 2 H₂O(l)
B) CO₂(g) + 2 H₂O(l)