PS Ch 9A & 10AB Solutions, Acids, & Bases

Front

What is the Tyndall effect used to identify?

Back

Colloids

Front

What does concentration describe?

Back

The actual amount of solute for a given amount of solution.

Front

Which ion represents a hydroxide ion?

Back

OH⁻

Front

What factors affect the pH of a substance?

Back

Both the concentration and the strength of the acid or base.

Front

What type of substance reacts with metals?

Back

Acid.

Front

Define a solution.

Back

A homogeneous mixture of two or more substances.

Front

What is an acid?

Back

A substance that donates protons (H⁺) in a solution.

Front

What is a base?

Back

A substance that accepts protons (H⁺) or donates hydroxide ions (OH⁻).

Front

What is the pH scale?

Back

A scale that measures the acidity or basicity of a solution, ranging from 0 to 14.

Front

What is a colloid?

Back

A mixture where tiny particles are dispersed throughout a substance but do not settle out.