Chemistry Final Exam Review Fall Semester

Front

What is defined as mass per unit volume of a given substance?

Back

Density is defined as mass per unit volume of a given substance.

Front

As you move from left to right on the periodic table, what happens to the number of valence electrons?

Back

The number of valence electrons increases as you move from left to right on the periodic table.

Front

What are materials with very low thermal conductivities called?

Back

Materials with very low thermal conductivities are called Insulators.

Front

What is seafloor spreading?

Back

Seafloor spreading is the continuous process of new seafloor formation and the expansion of an ocean basin.

Front

What is the term for the boundary where two tectonic plates move away from each other?

Back

Divergent boundary is the term for the boundary where two tectonic plates move away from each other.

Front

What is the process by which a solid turns into a liquid?

Back

The process by which a solid turns into a liquid is called melting.

Front

What is the pH range of acids?

Back

The pH range of acids is from 0 to 7.

Front

What is the law that states that mass is neither created nor destroyed in a chemical reaction?

Back

The law of conservation of mass states that mass is neither created nor destroyed in a chemical reaction.

Front

What is the term for a substance that speeds up a chemical reaction without being consumed?

Back

A catalyst is a substance that speeds up a chemical reaction without being consumed.

Front

What is the main gas produced during photosynthesis?

Back

The main gas produced during photosynthesis is oxygen.