There are 2 types of acids and bases

• Strong and weak

• Strong and basic

• Sour and bitter

• Light and blue

Acid is substance that releasing a hydroxide ion

• True

• False

Base substance that is able to neutralize an acid; or accepting proton

• True

• False

K_a stands for ...

• Solubility dissociation constant

• Bases dissociation constant

• Acid dissociation constant

• Equilibrium dissociation constant

K_a is equilibrium constant for quantitative measure of a strength of an _________ in solution

• neutral

• acid

• base

Water is strong acid

• True

• False

A numeric scale used to specify the acidity or alkalinity of an aqueous solution is ...

• pH

• Ion exchange

• Logarithm

• Photometry

Tags

NGSS.HS-ESS2-5

Which of these pH values represent an acid?

• 4

• 8

• 10

• 12

Which of the following is an acid?

• vinegar

• bleach

• sugar in water

• starch in water

• toothpaste in water

Bases have many uses. They are mainly used to make

• cleaning products

• soaps

• concrete

• all of the answer choices