...................... I don't know I tried
I'm really sorry but I am not from India.
The correct answer among the choices given is the first option. The statement that best describes the energy change that takes place during deposition is that h<span>eat energy is released by the substance.</span> Deposition is a phase change from the gas phase into a solid form or the most condensed form.
Answer:
Concentrated sulfuric acid is used as a catalyst, and has a dual role:
-Speeds up the reaction.
-Acts as a dehydrating agent, forcing the equilibrium to the right and resulting in a greater yield of ester.
No i think they can not be