What is needed to neutralize an amine?

What do you get when you add an amine to an acid chloride?

What do you get when you add nitrous acid (at any temperature) to an amine?

List the reagents

What do you get when you add nitrous acid to an aromatic amine at a temperature above 10 degrees?

List the reagents

What do you get when you add nitrous acid to an aromatic amine at a temperature below 10 degrees?

List the reagents

How would you turn a diazonium salt into an azodye?

List any reagents or conditions