i need these two questions. with the arrow mechanism draw. thanks!

Additional Questions: 1) Prepare di-isopropyl ether by acid-catalyaed dehytiation. a. Write the overall reaction, including the startirg materiats, the reagens and the products b. Draw the curved arrow mechanism for the complete reaction. 2) Write the overail reaction, including the starting materials, the reagents and the products to. prepare butyl isopropyl ether