Unit 2
Chapte r 4
IIIIIIIVV I.Intro to Reactions Ch.7– Chemical Reactions.
The mole is a counting unit in chemistry. Abbreviated mol. Defined as the number equal to the number of carbon atoms in exactly 12 grams of pure 12 C.
What you’ll be given
1 Modern Chemistry Chapter 8 Chemical Equations and Reactions.
Naming Compounds Use handout for notes.. Covalent – show sharing of e - Ionic – show transfer of e -
Atomic Structure & Elements. Size of the Atom ► Average sized atom 0.00000003 cm ► Aluminum foil 50,000 atoms thick ► 1 penny 20,000,000,000,000,000,000,000.
A mole always contains the same number of particles; however, moles of different substances have different masses. Section 2: Mass and the Mole K What.
Atomic Structure & Mixtures, Compounds, Elements.
Electrostatics the study of electrical charges at restElectrodynamics the study of electrical charges in motion opposite positivenegativeBenjamin Franklin.
Introduction to Reactions
