pH
Acids
Bases
Acid Rain
Solutions
100
This the pH of pure, distilled water
What is 7
100
Acids characteristically taste _________
What is sour
100
Bases often feel ___________ to the touch.
What is slippery.
100
This is the primary cause of acid rain.
What is pollution, smokestacks, burning coal
100
This is the substance that can be dissolved in a solution
What is the solute
200
Litmus paper and purple cabbage are both examples of this (starts with "i" )
What is indicator
200
THe lower the pH, the ___________ the acid is.
What is stronger, more concentrated,
200
Most bases taste ____________.
What is bitter.
200
The highest concentration of acid rain is in this part of North America
What is the northeast.
200
This is the word for the substance that a substance may be dissolved into
What is the solvent.
300
A base turns litmus paper this color
What is blue
300
Acids turn litmus paper _________.
What is red.
300
Sodium hydroxide - a base found in drain cleaner and very strong soaps and detergents(in low concentrations) has a pH of this.
What is 13-14.
300
The greatest source of acid rain comes from this region of the US.
What is the midwest.
300
Water is known as this type of solvent.
What is universal
400
If an acid and base react, the pH is going to become more __________
What is neutral
400
Acids have a high concentration of this type of ion.
What is hydrogen, or hydronium(H+)
400
A person might ingest (eat or drink) a base to cure this ailment.
What is upset stomach, heartburn, acid reflux, acid stomach, stomachache.
400
The average pH of a "dead" lake is around
What is 4.5
400
The amount of substance contained in a solution is measured by its _______________.
What is concentration
500
Coca Cola has enough carbonic, phosphoric, and citric acid to give it a pH of ______, strong enough to dissolve tooth enamel.
What is 2.5
500
Strong acids tend to destroy most types of molecules they are exposed to, breaking them into _________.
What are ions.
500
Bases have a high concentration of this type of ion.
What is the hydroxide, or OH- ion.
500
This is word that describes the effect acid rain (and other strong acids and bases) have on surfaces (such as Cleopatra's needle in NYC)
What is corrosion.
500
If a solution evaporates, the solid material that is left over is known as this.
What is the precipitate.
M
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