Acids, Bases and Solutions

What range of values on the pH scale represent solutions with a higher ratio of hydronium (H₃O⁺) ions?

• 0-14

• below 7

• 7

• above 7

Which of the following values would represent the pH of a strong acid?

• 1

• 6

• 7

• 13

When found in food, acids often taste ________.

• Sour

• Bitter

• Salty

• Slippery

When found in food, bases often taste _______.

• Sour

• Bitter

• Salty

• Soggy

Many cleaning solutions are bases. Which of the following is a common property among basic solutions?

• slippery feel

• white color

• salty taste

• sour taste

Acidic solutions exhibit a higher ratio of H₃O⁺ ions, known as...

• neutrons

• hydroxide

• electrons

• hydronium

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

• Hydrochloric acid
• cabbage
• milk

Tags

NGSS.MS-PS1-2

Which statement is true when acids and bases are mixed together?

• acids become stronger
• bases become stronger
• there is no change
• they neutralize each other

Tags

NGSS.MS-PS1-2

A substance doing the dissolving, usually the part of a solution present in the larger amount

• solvent

• solute

• solution

• solubility

a measure of how acidic or basic a solution is; the low it is the more acidic, the higher the more basic

• concentration

• pH

• conductivity

• solubility curve