Acid and Bases

What does the pH scale mean?

• premature hyphenation

• prudent hydroxide

• power of hydrogen

• possible herasy

Water is considered to be?

• A Base

• An acid

• Neutral

A pH of 1 is considered _______ acidic than a pH of 4?

• Less

• Same

• More

What is another word for base?

• H⁺

• acidity

• alkalinity

• hydrogen ion

Because the pH scale is exponential, it is always changing by a power of ___ when you increase or decrease whole numbers.

• 100

• 1

• 10

This means that a pH of 3 would have

• more hydroxide ions (OH-) than hydrogen ions (H+)

• an equal number of hydrogen and hydroxide ions.

• more hydrogen ions (H+) than hydroxide ions (OH-)

A pH of 1 is how much more acidic than 5?

• 10,000

• 1000

• 100

• 10

A solution that is basic has more of which types of ions?

• Hydrogen

• Hydroxide