I need this ASAP, thanks. The table below shows the electronegativity values of various elements on the periodic table. Which pair of elements would form an ionic bond.

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.

How do you know when a chemical reaction has occurred

What are some natural measures of time