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.
Atoms have the  same number of protons and electrons, â¦ because otherwise, you would  have an ion.   A molecule consists of two or more atoms bonded together.    Atoms are single units of elements.   Molecules are agglomerations of two or more atoms  (of the same or different elements). A molecule is the smallest  particle of a chemical compound. Molecules are formed by atoms in a  multitude of different arrangements.   - Most atmospheric oxygen forms diatomic molecules (O2),  but also ozone (O3)   - One molecule of water has one atom of hydrogen and two atoms of  oxygen. So-called heavy water contains deuterium, which is hydrogen  that has neutrons.