What does it mean

"1. A chemical reaction. represents what happens in a chemical"

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5

What human activity increases beach erosion?

Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules