Acids and Bases

Neutral solutions have a pH of:

• 0

• 1

• 7

• 14

Which is true?

• pH of less than 7 is basic; pH of more than 7 is acidic

• pH of less than 7 is acidic; pH of more than 7 is basic

Vinegar, fruit juice, and cola are examples of:

• strong acids

• strong bases

• strong bases

• weak acids

Tags

NGSS.MS-PS1-2

HCl is found in household products, including some toilet bowl cleaners. Is HCl an acid or a base?

• Acid

• Base

• Neither (Neutral)

Tags

NGSS.MS-PS1-2

NaOH may be found in drain cleaners and as a component of soaps. Is NaOH an acid or a base?

• Acid

• Base

• Neither (Neutral)

Is laundry detergent an acid or a base?

• Acid

• Base

• Neither (Neutral)

Tags

NGSS.MS-PS1-2

Is pure water acidic, basic, or neutral?

• Acidic

• Basic

• Neutral

pH is the measure of the concentration of ______.

• Acids

• H+ ion

• OH- ion

• Bases

A substance is found to have the following characteristics:

Very bitter taste

Feels slippery to the touch

Produces OH- ions when dissolved in water

In what category would the substance be classified?

• acid

• base

• enzyme

• fatty acid

Tags

NGSS.MS-PS1-2

Bases are what range on the pH scale?

• 0-6.99
• 7
• 7.1-14
• 0-14