Ph and Buffers

An acid has a pH

• higher than 7

• lower than 7

• 7

• greater than 14

the more H+ ions the

• stronger the acid

• weaker the acid

• it neutralizes

lemon juice is a

• acid

• base

a base has a pH of

• lower than 7

• higher than 7

• 7

• it only has a pOH

A solution with a pH of 8.6 would be...

• Acid
• Base
• Neutral
• Acid and Base

According to the pH range which substance is more acidic than lemon juice

• Hydrochloric acid
• cabbage
• milk

Tags

NGSS.MS-PS1-2

If an acid is combined with a base of equal strength, the result will most likely be

• a neutral solution.
• a stronger acid.
• impossible to tell without testing the pH.
• a stronger base

The pH of a solution is tested, and it is found to be a basic solution. Of the following choices, what could the pH have been?

• 3
• 9
• 7
• 5

Human blood has a pH between 7.35 and 7.45. Which of the following best describes human blood?

• strongly acidic
• slightly acidic
• strongly basic
• slightly basic

Which of these pH values would indicate that a solution is a weak base?

• 4
• 5.6
• 8
• 13