chemistry ch.4

Question 1

acid

Answer 1

substance that is able to donate H+

Question 2

aqueous

Answer 2

solution where water is the solvent

Question 3

base

Answer 3

substance that is a H+ acceptor

Question 4

chemical equilibrium

Answer 4

state of dynamic balance rate of formation of product=reactant

Question 5

concentration

Answer 5

the quantity of solute present in a solvent

Question 6

dilution

Answer 6

the process of preparing a less concentrated solution by adding more solvent

Question 7

displacement reaction

Answer 7

a reaction in which an element reacts with a compound, displacing an element from it

Question 8

electrolyte

Answer 8

a solute that produces ion in solution, an electrolytic solution conducts an electrical current

Question 9

equivalence point

Answer 9

added solute react completly with the solvent

Question 10

halogens

Answer 10

7a groups

Question 11

insoluble

Answer 11

incapable of being dissolve

Question 12

ionic compound

Answer 12

compound compose of cation an anions

Question 13

ionic equation

Answer 13

chemical equation where electrolytes in aq solution written as dissociated ions

Question 14

metathesis reaction

Answer 14

a reaction in which two subtances react through an exchange of component ions
AX+BY= AY+BX

Question 15

molarity

Answer 15

the concentration of a solution expressed as moles of solute per kilogram of solvent