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Science B-3 Vocab

Science B-3

molecule a group of atoms bonded together
chemical bond physical restraints used to hold someone or something together
chemical formula a set of chemical symbols showing the elements present in a compound and their relative proportions
compound a thing that is composed of two or more separate elements
element a part or aspect of something abstract, especially one that is essential or characteristic
chemical reaction a process that involves rearrangement of the molecular or ionic structure of a substance
reactant a substance that takes part in and undergoes change during a reaction
product an article or substance that is manufactured or refined for sale
cross-link a chemical bond between different chains of atoms in a polymer or other complex molecule
monomer a molecule that can be bonded to other identical molecules to form a polymer
polymer a substance that has a molecular structure consisting chiefly or entirely of a large number of similar units bonded together
open system a system in which the components and protocols conform to standards independent of a particular supplier
closed system a physical system that doesn't exchange any matter with its surroundings
Law of Conservation of Mass that the atoms of an object cannot be created or destroyed, but can be moved around and be changed into different particles
Created by: cpowalski85