To convert a Fraction to a Decimal manually, follow these steps: 1  Step 1: Find a number you can multiply by the bottom of the fraction to make it 10, or 100, or 1000, or any 1 followed by 0s. 2  Step 2: Multiply both top and bottom by that number.
noun, plural: molecules A tiny or a very small piece (of something). (biology or biochemistry) An extremely small particle or substance, especially at cellular or structural level, as a biomolecule.
A molecule is formed when two or more atoms join together chemically. A compound is a molecule that contains at least two different elements.ater (H 2 O), carbon dioxide (CO 2) and methane (CH 4) are compounds because each is made from more than one element. The smallest bit of each of these substances would be referred to as a molecule.