chapter 3

Question 1

chemical bond

Answer 1

the combining of atoms to foorm molecules

Question 2

ionic compound

Answer 2

compound made of oppositely charged ions

Question 3

covalent compound

Answer 3

chemcial compound formed by sharing electrons

Question 4

acid

Answer 4

compound that increases the number of hydronium ions when dissolved in water

Question 5

indicator

Answer 5

compound that can reversibly change depending on conditions such as pH

Question 6

base

Answer 6

any compound that increases the number of hydromium ions when dissolved in water

Question 7

nuetralizations reaction

Answer 7

that reaction of an acid and a base to form a nuetral ad a base to form a nuetral solution of water and a salt

Question 8

pH

Answer 8

value that is used to exoresss that acidity of basicity of a system

Question 9

salt

Answer 9

ionic compound that forms when a metal atom replaces the hydrogen of an acid

Question 10

organic compounds

Answer 10

covalently bonded compound that contains carbon

Question 11

hydrocarbon

Answer 11

organic compound composed only of carbon and hydrogen

Question 12

carbohydrates

Answer 12

class of nergy giving nutrients that includes sugars, nutrients that includes starches and fiber composed of one or more simple sugars bonded together

Question 13

lipid

Answer 13

type of biochemicicals that does not dissolve in water fats steroids are lipids

Question 14

protein

Answer 14

molecule that is made of amino acids and that is needed to build and repair body structure and to regulate processes in the body

Question 15

nucleic acid

Answer 15

a molecule made up of subunits called nucleotides