Acids and Bases

Front

A compound that changes color when it is in contact with an acid or base is called ____________

Back

Indicator

Front

_______ are corrosive substances characterized as having a strong smell, a sour taste, and a _______.

Back

Acids; pH less than 7

Front

The esophagus is the tube that connects the mouth to the stomach. Heartburn occurs when some of the stomach juices flow backwards up the esophagus. To help relieve heartburn, a person should take medicine that is __________.

Back

basic

Front

A bee sting is __________.

Back

Acidic

Front

Pollution causes the pH of rain water to fall below 6. What is such type of rain called?

Back

Acid rain

Front

What is the pH range of acids?

Back

pH less than 7

Front

What is the pH range of bases?

Back

pH greater than 7

Front

What is a neutral substance?

Back

A substance with a pH of 7.

Front

What is the effect of acids on litmus paper?

Back

Acids turn blue litmus paper red.

Front

What is the effect of bases on litmus paper?

Back

Bases turn red litmus paper blue.