Acids and bases household examples key terms

What is an acid?

An acid is a substance that donates protons (H+ ions) in a solution. Examples include vinegar and lemon juice.

What is a base?

A base is a substance that accepts protons or donates hydroxide ions (OH-). Baking soda is a common example.

True or false: Vinegar is a base.

False, because vinegar is an acid made from acetic acid.

Fill in the blank: Baking soda is a __________.

base that can neutralize acids.

Difference between strong and weak acids.

Strong acids fully dissociate in water, while weak acids only partially dissociate.

What does pH measure?

pH measures how acidic or basic a solution is, on a scale from 0 to 14.

Household example of a strong acid.

Hydrochloric acid in some cleaning products is a strong acid.

Household example of a weak base.

Ammonia in window cleaners is a weak base.

Which is NOT an acid?

Baking soda is NOT an acid; it is a base.

True or false: Lemon juice has a low pH.

True, because lemon juice is acidic.

What happens when an acid and base mix?

They neutralize each other, forming water and a salt.

Common use of vinegar in cooking.

Vinegar adds flavor and helps preserve foods.

Why are bases slippery?

Bases feel slippery because they react with fats and oils.

Fill in the blank: The pH of pure water is __________.

7, which is neutral.