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Chapter 2 – Atoms, Molecules, and Ions Evolution of the Atomic Model Democritus (400 bc) First to conceptualize the atom. He thought that matter was composed.
11 The EMF Company Policy Committee Principles and goals EMF EU Policy Seminar for full-time union officers Chantal Caron European Metalworkers’ Federation.
Atoms, Molecules, and Ions. The Atomic Theory The Greek Philosopher Democritus expressed the belief that all matter consists of tiny, indivisible particles.
