In the hydrogenation of double bonds, a catalyst is needed. In the last step, the reactants must escape from the surface into the gas phase. This step is known as Group of answer choices desorption. reaction. none of the above diffusion. adsorption.

space exploration has led to the development and technological improvement of many everyday items. (if this answer is wrong i will find the right answer) : )

water and alcohols have similar properties because water molecules contain hydroxyl groups that can form hydrogen bonds with other water molecules and with alcohol molecules, and likewise alcohol molecules can form hydrogen bonds with other alcohol molecules as well as with water.