Vocab Set #7: Unit 2 Chemistry 3

A substance that changes the rate of a chemical reaction but is itself unchanged at the end of the process.

• Product
• Reactant
• Catalyst
• Enzyme

A process in which one or more stubstances, also called reactants, are converted to one or more different substances, known as products.

• Chemical Property
• Chemical Reaction
• Physical Property
• Physical Reaction

A number placed in front of a chemical symbol or formula that shows how many atoms or molecules of the substance are involved in the reaction.

• Coefficient
• Subscript
• Matter
• Mass

A substance made up of atoms of two or more different elements joined by a chemical bond.

• Molecule

• Compound

• Element

• Atom

A non-uniform mixture with visible, individual items or particles.

• Solution
• Solute
• Heterogeneous Mixture
• Homogenous Mixture

A mixture in which substances are evenly distributed.

• Solution
• Solute
• Heterogeneous Mixture
• Homogenous Mixture

A measure of how much matter is in an object.

• Mass
• Density
• Volume
• Matter

Anything that has mass and takes up space.

• Mass
• Matter
• Density
• Volume

A combination of two or more atoms.

• Molecule
• Compound
• Atom
• Element

A small portion of matter.

• Atom
• Particle
• Molecule
• Product