INORGANIC AND ORGANIC CHEM

general, organic, and biological chemistry by janic giovynski smith

is the study of matter—its composition, properties, and transformations.

chemistry

anything that has mass and takes up space

matter

studies anything that we touch, feel, see, smell, or taste

chemistry

properties of matter

physical property and chemical property

are those that can be observed or measured without changing the composition of the material.

physical property

The most common physical changes are

changes in state

are those that determine how a substance can be converted to another substance.

chemical properties

All matter can be classified as

pure substance or mixture

is composed of a single component and has a constant composition, regardless of the sample size and the origin of the sample.

pure substance

is composed of more than one component. The composition of a mixture can vary depending on the sample.

mixture

mixture can be formed from?

solid, liquid, gas

A pure substance is classified as

element or a compound

is a pure substance that cannot be broken down into simpler substances by a chemical reaction.

element

is a pure substance formed by chemically combining (joining together) two or more elements.

compound

Every measurement is composed of a

a number and a unit

the meter (m) for length; the gram (g) for mass; the liter (L) for volume; the second (s) for time.

the base unit

when was the International System of Units formally adopted as the uniform system of units for the sciences.

1960

SI stands for the French words,

Système Internationale.