Matter 2 test review

Front

What is the universal solvent?

Back

Water is known as the universal solvent because it can dissolve more substances than any other liquid.

Front

Which chemical formula represents a compound?

Back

CH₃CHO is a compound because it contains more than one type of atom.

Front

What is the chemical formula for hydrazine?

Back

The chemical formula for hydrazine is N₂H₄.

Front

What is the term for combining 2 or more like atoms together?

Back

The term is molecules.

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What is a solute?

Back

A solute is a substance that is dissolved in a solution.

Front

What is a solution?

Back

A solution is a homogeneous mixture of two or more substances.

Front

What is the difference between an element and a compound?

Back

An element is a pure substance made of only one type of atom, while a compound is made of two or more different types of atoms chemically bonded together.

Front

What is the chemical formula for oxygen gas?

Back

The chemical formula for oxygen gas is O₂.

Front

What is the smallest unit of an element?

Back

The smallest unit of an element is an atom.