Solutions Flashcard Review

Front

What is a solution?

Back

A homogeneous mixture of two or more substances where one substance is dissolved in another.

Front

What is molarity (M)?

Back

Molarity is a measure of concentration, defined as the number of moles of solute per liter of solution.

Front

How do you calculate the volume of a solution from moles and molarity?

Back

Volume (L) = Moles of solute / Molarity (M).

Front

What is a heterogeneous mixture?

Back

A mixture where the components are not uniformly distributed and can be visibly distinguished.

Front

Give an example of a heterogeneous mixture.

Back

Sand and iron filings.

Front

What is a homogeneous mixture?

Back

A mixture that has a uniform composition and appearance throughout.

Front

Give an example of a homogeneous mixture.

Back

Salt water.

Front

What is the difference between a compound and a mixture?

Back

A compound is a substance formed when two or more elements chemically bond, while a mixture is a physical combination of substances.

Front

What is an element?

Back

A pure substance that cannot be broken down into simpler substances by chemical means.

Front

What is a colloid?

Back

A mixture where tiny particles are dispersed throughout but do not settle out, such as milk.