Acids and Bases

Which of the following is the strongest base?

• oven cleaner - 13.5

• lemon juice - 2.5

• soap - 10

• blood - 7.4

Which of the following is the weakest base?

• oven cleaner - 13.5

• lemon juice - 2.5

• soap - 10

• blood - 7.4

Which of the following is the strongest acid?

• oven cleaner - 13.5

• lemon juice - 2.5

• soap - 10

• blood - 7.4

Tags

NGSS.MS-PS1-2

Solutions that have more OH– ions than H+ ions are

• acids

• bases

• enzymes

• neutral

Solutions that have more H+ ions than OH- ions are

• acids

• bases

• enzymes

• neutral

A scientist runs tests on an unknown substance. He finds that it is extremely corrosive. It produces H+ ions in solution. And, it has a pH of 1. What type of substance has he identified?

• weak acid

• strong acid

• weak base

• strong base

When dissolved in water, bases produce:

• acids
• salts
• hydrogen ions
• hydroxide ions

What is the pH of a neutral substance?

• 0
• 5
• 7
• 10

When dissolved in water, acids produce:

• bases
• salts
• hydrogen ions
• hydroxide ions

Tags

NGSS.MS-PS1-2

Phosphorous acid

• H₃PO₄

• H₂PO₄

• H₃P

• H₃PO₃