Chemistry vocab and basicsFlashcard

Front

What phase change occurs when a liquid is subjected to freezing?

Back

Liquid to solid

Front

What occurs during condensation?

Back

Gas particles lose kinetic energy and form a liquid.

Front

Temperature is:

Back

A measure of the average kinetic energy of particles in a substance.

Front

What is the Law of Conservation of Mass?

Back

The scientific law that states the mass of substances does not change during a chemical reaction; the mass of the reactants is equal to the mass of the products.

Front

What is the result of removing heat energy from a liquid?

Back

The liquid particles lose kinetic energy and form a solid.

Front

What is the process called when a solid turns into a liquid?

Back

Melting

Front

What is evaporation?

Back

The process by which a liquid turns into a gas at a temperature below its boiling point.

Front

What is the boiling point of a substance?

Back

The temperature at which a liquid turns into a gas.

Front

What is sublimation?

Back

The process by which a solid turns directly into a gas without becoming a liquid.

Front

What is the difference between an element and a compound?

Back

An element is a pure substance that cannot be broken down into simpler substances, while a compound is a substance formed when two or more elements chemically bond together.