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Ch. 2

Chapter 2 Definitions

TermDefinition
Matter Anything that occupies space and has mass.
Mass How much of something there is.
Element Substance that cannot be broken down into smaller substances by ordinary chemical means.
CHNOPS + Ca Carbon, Hydrogen, Nitrogen, Oxygen, Phosphorus, Sulfur + Cacium
Chemical (atomic) symbol A symbol that represents an element
Structure of an Atom Nucleus:Protons, Neutrons, Electrons.
Nucleus Total Positive Charge
Molecule Multiple atoms bonded together sharing electrons.
Compound Molecule with w/different atoms.
Chemical Formula Shows what atoms are in the molecule.
Chemical Bond The force of attraction that holds atoms together.
Ionic Bonds - Molecules Table salt, bones and teeth.
Electrolytes Ionic compounds that dissolve in water conducting an electricla current.
Covalent Bond
Hydrogen Bond (blank)
Inorganic Molecules (blank)
Organic Molecules (blank)
Properties of water (blank)
Hydrophobic (blank)
Hydrophilic (blank)
Water compartments in the body Intracellular Fluid (ICF) and Extracellular Fluid (ECF)
Simple sugars (blank)
Complex Carbohydrates (blank)
Monosaccharides (blank)
Disaccharides 2 Molecules of sugar
Maltose 2 Glucose Molecules
Sucrose 1 Glucose + 1 Fructose
Lactose 1 Glucose + 1 Galactose
Glycogen Polysaccharide:animal product ; Stores extra gulcose (energy) in body.
Starch Polysaccharide:plant product, storage form of carbohydrates in plants.
Cellulose Polysaccharide:plant product, made of glucose ; Forms cell walls of plants ; cannot be digested by humans.
Created by: Jamiew0282
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