Documents Ch. 4: Atomic Structure 4.1 Defining the Atom. History Democritus named the most basic particle...

Ch. 4: Atomic Structure 4.1 Defining the Atom History Democritus named the most basic particle atom- means âindivisibleâ Aristotle didnât believe in atoms thought matter…

Technology The Mole Ar And Mr

1. A rand M r 2. Let’s try counting the number of rice particles in a bucket of rice. Is it easy? 3. Relative atomic mass, A r Atoms arevery tiny particles .Atoms havevery…

Documents 1 Quantitative Composition of Compounds Chapter 7 Hein and Arena Version 1.1.

Quantitative Composition of Compounds Chapter 7 Hein and Arena Version 1.1 Chapter Outline 7.1 The Mole 7.2 Molar Mass of Compounds 7.3 Percent Composition of Compounds 7.4…