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Section 1 Notes - Foundations of Chemistry

Foundations of Chemistry - Section 1 of General Chemistry Notes correlates to the first chapter of your general chemistry course. This section is 19 pages in length (page 1-1 through 1-19) and covers ALL you'll need to know on the following lecture/textbook topics:

SECTION 1 - Foundations of Chemistry

1-1 -- The Macroscopic and the Microscopic World
1-1 -- The Scientific Method
  · Qualitative Observations vs. Quantitative Observations
  · Formulating a Hypothesis
  · Testing the Hypothesis
  · Theory vs. Law
1-3 -- Units of Measurement
  · SI Fundamental Units (SI Base Units)
  · Derived Units
  · Seven Prefixes to Know
1-5 -- Mass vs. Weight
1-5 -- Uncertainty in Measurement
1-6 -- Significant Figures (“Sig Figs”)
1-7 -- Types of Errors in Measurement
  · Random Errors (Human Errors)
  · Systematic Errors (Instrumentation Errors)
1-7 -- Accuracy vs. Precision
1-8 -- Significant Figures and Calculations
  · Rules for Counting Significant Figures
  · Nonzero Numbers
  · Leading Zeros
  · Captive Zeros (Inclusive Zeros)
  · Trailing Zeros
  · Exact Numbers (“Counted Numbers“)
1-10 -- Rules for Significant Figures in Mathematical Operations
  · Rules for Multiplication and Division
  · Rules for Addition and Subtraction
1-11 -- Dimensional Analysis
  · Unit to Unit Calculations
1-12 -- Conversion Factors for Mass, Length, Volume, Pressure, and Temperature
1-13 -- Unit Conversions
1-14 -- Temperature Conversions
1-15 -- Density
  · Density of Solids
  · Density of Liquids
  · Density of Gases
1-16 -- Classification of Matter
  · Solids, Liquids, and Gases
  · Heterogeneous Mixtures
  · Homogeneous Mixtures
  · Pure Substances
  · Compounds and Elements
1-18 -- Physical Changes and Chemical Changes
  · Physical Properties and Chemical Properties



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