Science Chapter 7 Keylines

Front 1

a ______ has the same properties throughout. it contains solute particles that are too small to see

Back 1

solution

Front 2

a ____ contains larger particles than a solution. the particles are still too small to be seen easily, but are large enough to scatter a light beam

Back 2

colloid

Front 3

a _____ does not have the same properties throughout. it contains visible particles that are larger than the particles in solutions or colloids

Back 3

suspension

Front 4

when a _____ forms, particles of the solvent surround and separate the particles of the solute

Back 4

solution

Front 5

Solutes lower the ____ ____ and raise the _____ _____ of a solvent

Back 5

freezing point
boiling point

Front 6

to measure concentration, you compare the amount of _____ to the total amount of _____

Back 6

solute
solution

Front 7

you can identify a substance by its _____ because it is a characteristic property of matter

Back 7

solubility

Front 8

factors that affect the solubility of a substance include _____, the type of ____, and ______

Back 8

pressure
solvent
temperature

Front 9

an ____ tastes sour, reacts with metals and carbonates, and turns blue litmus paper red

Back 9

acid

Front 10

a ___ tastes bitter, feels slippery, and turns red litmus paper blue

Back 10

base

Front 11

an acid produces _____ ___ (___) in water

Back 11

hydrogen ions (H+)

Front 12

a base produces _____ ___ (__) in water

Back 12

hydroxide ions (OH-)

Front 13

a low pH indicates that the concentration of hydrogen ions is ___. a high pH indicates that the concentration of hydrogen ions is ____.

Back 13

big
low

Front 14

in a _____ _____, an acid reacts with a base to produce a salt and water

Back 14

neutralization reaction