An Insulator.
Insulators prevent flow of electric current. Example is wood, clay.
The answer is 5.4! I found it on a an online calculator!
I think the answer would be Ionic sodium phosphate (Na3PO4) because it has the greatest boiling point elevation.
Answer:
Hydrogen sulfide is used primarily to produce sulfuric acid and sulfur. It is also used to create a variety of inorganic sulfides used to create pesticides, leather, dyes, and pharmaceuticals. Hydrogen sulfide is used to produce heavy water for nuclear power plants (like CANDU reactors specifically).
Explanation:
Sana Po it's help