Chemistry 9thedition Study guides, Class notes & Summaries
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TEST BANK FOR CHEMISTRY 9THEDITION BY ZUMDAHL
- Exam (elaborations) • 27 pages • 2022
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Chapter 2: Atoms, Molecules, and Ions 
1. The first people to attempt to explain why chemical changes occur were 
A) alchemists 
B) metallurgists 
C) physicians 
D) physicists 
E) the Greeks 
ANS: E PTS: 1 DIF: Easy REF: 2.1 
KEY: Chemistry | general chemistry | early atomic theory MSC: Conceptual 
2. The Greeks proposed that matter consisted of four fundamental substances: 
A) fire, earth, water, air 
B) fire, metal, water, air 
C) earth, metal, water, air 
D) atoms, fire, water, air 
E) atoms,...
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