Категории: Все - mixture - mass - formula - element

по Andrew Ison 6 лет назад

191

Concept Map of 1.1 & 1.2

When studying chemistry, it's essential to understand several foundational concepts. The mole signifies a specific quantity of substance, and its atomic mass is the weight of one mole.

Concept Map of 1.1 & 1.2

Pure Substance

Has a constant composition

Mixture

Heterogeneous Mixture

Properties are not uniform throughout.

Homogeneous Mixture

Uniform composition and properties throughout

Concept Map of 1.1 & 1.2

Matter

Mole

Atomic Mass
The mass of one mole of a substance

Particle

Atom
Molecule

Molecular Formula

The actual formula of a molecule or ionic compound as it exists in nature

Polyatomic Ion
An umbrella term referring to a single unit of a substance
Ion
Compound

Emperical Formual

The formula of a molecule or compound using lowest whole number ratios

Element

% composition by mass

The % by Mass of an element in a formula

Formula Units

The smallest whole number rations for each elements of an ionic compound