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Ch. 15 Vocab

Physical Science

QuestionAnswer
chemical bond the combining of atoms to form molecules or compounds
ionic compound a compound made of oppisitely charged ions
covalent compound a chemical compound formed by the sharing of electrons
acid any compound that increases the number of hydronium ions when dissolved in water
indicator a compound that can reversibly change color depemding on conditions such as pH
base any compound that increases the number if hydroxide ions when dissolved in water
neutralization reaction the reaction of an acid and a base to form a neutral solution of water and a salt
pH a value that is used to express the acidity or basicity (alkalinity) of a system
salt an ionic compound that forms when a metal atom replaces the hydrogen of an acid
organic compound a convalently bonded compounded that contains carbon
hydrocarbon an organic compound composed only of carbon and hydrogen
carbohydrate a class of energy-giving nutrients that includes sugars, starches,and fiber; composed of one or more simple sugars bonded together
lipid a type of biochemical that does not dissolve in water, fats and steroids are lipids
protein a molecule that is made up of amino acids and that is needed to build and repair body structures and to regulate processes in the body
nucleic acid a molecule made of subunits called nucleotides
Created by: lwrt666
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