Cos Sci: Vocab Chpt 12 (Part 1)

Colorless gas with a pungent odor that is composed of hydrogen and nitrogen.

Bases; compounds that react with acids to form salts.

An ion with a positive electrical charge.

Subatomic particles with a negative charge.

The smallest chemical components (often called particles) of an element; structures that make up the element and have the same properties of the element.

An ingredient that brings two normally incompatible materials together and binds them into a uniform and fairly stable blend.

Science that deals with the composition, structures, and properties of matter, and how matter changes under different conditions.

Compounds; a chemical combination of two or more atoms of different elements in definite (fixed) proportions.

A solution that has a pH below 7.0 (neutral)

An unstable physical mixture to two or more immiscible substances (substances that normally will not stay blended) plus a special ingredient called an emulsifier.