Practice Semester Exam Vocab. Terms

Front

What is the mass per unit volume of a substance?

Back

Density

Front

What is the sum of the number of protons and neutrons in an atom?

Back

Mass number

Front

What is the ability of a substance to be hammered or rolled into sheets?

Back

Malleability

Front

What is the number of protons in an atom of an element?

Back

Atomic number

Front

What does it mean to form a solution by mixing evenly?

Back

Dissolve

Front

What is the term for a substance that is dissolved in a solution?

Back

Solute

Front

What is the term for the number of particles in one mole of a substance?

Back

Avogadro's number

Front

What is the term for the ability of a substance to be drawn into wires?

Back

Ductility

Front

What is the term for a mixture that has a uniform composition throughout?

Back

Homogeneous mixture

Front

What is the term for a mixture that contains visibly different substances or phases?

Back

Heterogeneous mixture