Acid, bases and salts

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

HNO₂

• a base

• a salt

• an acid

• an ionic compound

Releases hydrogen in an aqueous solution.

• base
• strong base
• acid
• weak base

KOH is ...

• an acid

• a base

• a salt

• an ionic compound

Which of the following statements is correct?

• Blue litmus paper turns red when placed in a base.
• Red litmus paper turns blue when placed in a base.
• Blue litmus paper stays blue when placed in an acid.
• Red litmus paper stays red when placed in a base.

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

• Acid

• Base

• Neither (Neutral)

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

• Acid

• Base

• Neither (Neutral)

Is pure water acidic, basic, or neutral?

• Acidic

• Basic

• Neutral

Is pure water acidic, basic, or neutral?

• Acidic

• Basic

• Neutral

Tags

NGSS.MS-PS1-2

hydrochloric acid

• HCl
• _HClO
• H₃ClO₃
• HClO₃

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5