When two compounds or molecules react together to form new substances, they are called . Fill in the blank :)

In a water molecule, hydrogen and oxygen are held together by a(an) bond. a) double covalent b) ionic c) nonpolar covalent d) hydrogen e) polar covalent

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.

Take a look at this dandelion. the yellow flower on the right is pollinated and the seeds on the left are transported by