Acids, Bases and pH

Which food is the most acidic?

• bananas

• lemon juice

• orange juice

If the pH of a solution is 9, it is a....

• acid

• base

• both

• none

Forms hydroxide ions (OH-) in water.

• Acids

• Bases

• Both

pH greater than 7.

• Acids

• Bases

• All

Which range of numbers represent basic solution?

• 0-6

• 7

• 8-14

• 3-9

In what environment did bacteria B grow best in?

• neutral

• slightly acidic

• slightly basic

• very basic

Tags

NGSS.MS-LS1-5

Pure water is _______ on the pH scale.

• Acid

• Base

• Neutral

What is the range of pH values in an acidic solution?

• 0-6

• 8-14

• 15-239058204958

• pH = 7

If the pH of a solution is 9, it is a....

• acid

• base

• both

• none

Litmus paper can be used to determine the _______ of a substance.

• relative volume

• temperature

• relative pH

• chemical formula