The nitrogen molecule is composed of two nitrogen atoms ... areas where little or no aquatic life can be found (Figure 2). Since the 1960’s, dead zones have increased exponentially worldwide ...

The dot and cross diagram shows that a water molecule is made up of one oxygen atom joined to two hydrogen atoms, so the formula of water is H 2 O. A nitrogen molecule is made up of two nitrogen ...

One small atom can make a big difference in a molecule’s pharmacological properties. Especially if that atom is a nitrogen. Chemists at the University of Oklahoma have now unveiled a new ...

2. Use an animation to show students a molecule and have ... oxygen, hydrogen, carbon, and nitrogen. To make a molecule, you have to catch the correct type and the correct number of atoms to make a ...