General Science II - Unit 3: Structure of Matter (Part 2) ACIDS
The strongest acid will have a pH of _____.
0
The pH scale for acids and bases ranges from _____.
0-14
hydroxide
A functional group made up of oxygen and hydrogen
Hydrochloric acid is a weak acid. True or False
False
The formula for hydronium is HO₃ . True or False
False
All acids contain _____.
Hydrogen
Which ion determines the strength of an acid?
H₃O+
Every acid contains hydrogen. True or False
True
Most acids are sour and corrode metals. True or False
True
The hydrogen atom is the simplest of all atoms. True or False
True
litmus
a blue coloring matter obtained from certain plants
ion
a charged atom or group of atoms
hydrogen
a colorless gas made from the lightest element
base
a compound that reacts with an acid to form a salt
acid
a compound that yields hydrogen ions in water
hydronium
a positive ion containing a hydrogen ion bonded to a water molecule
indicator
a substance used to show a change in chemical conditions
phenolphthalein
a white powder used in testing acids and bases
The pH scale from 7 to 14 is for a(n) ____________.
base
sulfuric acid
batteries
lactic acid
buttermilk
The effect acids have on most metals is called _____.
corrosion
Some acids are capable of drawing water out of an object. This process is called _____.
dehydration
citric acid
fruit
As you add an acid to water, ____________ ions are formed.
hydrogen
A substance that is used to determine an acid or base is called a(n) ____________.
indicator
Any atom which no longer has a neutral charge is called a(n) ____________ .
ion
A commonly used acid indicator is ____________.
litmus
A solution with a pH of 7 must be _____.
neutral
The hydrogen ion in all acids has a ____________ charge.
possitive
hydrochloric acid
stomach digestion
Automobile batteries contain _____.
sulfuric acid
corrode
to eat away, break down, or become disordered
dehydrate
to lose water
acetic acid
vinegar
