Many factors would bring advantages when using fuel cells in cars but which factors present a drawback?

Which of these best describes an ionic bond?

Connect the whole numbers on the periodic table to indicate what they represent?

The msds for glacial acetic acid says that it is a flammable liquid that can severely burn any human tissue it comes in contact with. it reacts with bases, various metals, and strong oxidizing agents. its vapors can form explosive mixtures with air.