Which of the following processes is endothermic? A) the reaction associated with the lattice energy of LiI. B) the reaction associated with the ionization energy of potassium. C) the reaction associated with the heat of formation of SrO. D) the formation of CO₂ from its elements in their standard states. E) None of the above is endothermic.

Question

Quizplus · Accepted Answer

The reaction associated with the ionization energy of potassium is endothermic because it requires energy to remove an electron from a potassium atom, increasing the system's energy.

Which of the Following Processes Is Endothermic