Study Guide for the American Chemical Society Standardized Final Exam for First Semester of General Chemistry CHM 115 Dr. Tremain This comprehensive exam consists of 70 multiple-choice questions. It is a two-hour exam scheduled for Wednesday December 18th from 8:00 am to 10:00 am. Arrive about 10 minutes early. Bring 2-3 #2 pencils, an eraser, and a calculator. Scratch paper and Scantron sheets will be provided….

Chapter 1 Definition of Chemistry States of matter Matter: Elements, Compounds, Mixtures (Homogeneous and Heterogeneous) Examples *Intensive and Extensive properties (see Chapter 11 Lecture Notes) SI Prefixes Conversion: kg to pounds, Temperature Difference between accuracy and precision Chapter 2 Postulates of Dalton’s Atomic Theory J.J. Thompson’s Cathode Ray Tube experiment (know the experiment and result) Millikan’s Oil Drop experiment (know the experiment and result) Rutherford’s Gold foil experiment (know the experiment and result) Definition of isotopes and examples of three elements with isotopes Names and formulas of Inorganic (Ionic) compounds Names and formulas of Cations and Anions including Polyatomic Ions (Tables 2.4, 2.5, 2.6, 2.7, & 2.8). See my lecture notes. Names and formula of molecular compounds Writing and balancing chemical equations….

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