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![Page 1: Chapter 1 Introduction to Chemistry The whole of science is nothing more than a refinement of everyday thinking. Albert Einstein (1879-1955)](https://reader036.fdocuments.us/reader036/viewer/2022062322/5697bf941a28abf838c900e2/html5/thumbnails/1.jpg)
Chapter 1Introduction to
ChemistryThe whole of science is nothing
more than a refinement of everyday thinking.
Albert Einstein (1879-1955)
![Page 2: Chapter 1 Introduction to Chemistry The whole of science is nothing more than a refinement of everyday thinking. Albert Einstein (1879-1955)](https://reader036.fdocuments.us/reader036/viewer/2022062322/5697bf941a28abf838c900e2/html5/thumbnails/2.jpg)
![Page 3: Chapter 1 Introduction to Chemistry The whole of science is nothing more than a refinement of everyday thinking. Albert Einstein (1879-1955)](https://reader036.fdocuments.us/reader036/viewer/2022062322/5697bf941a28abf838c900e2/html5/thumbnails/3.jpg)
![Page 4: Chapter 1 Introduction to Chemistry The whole of science is nothing more than a refinement of everyday thinking. Albert Einstein (1879-1955)](https://reader036.fdocuments.us/reader036/viewer/2022062322/5697bf941a28abf838c900e2/html5/thumbnails/4.jpg)
Mendeleev’s Periodic Table – 1871
— = 44
— = 72— = 68— = 100
![Page 5: Chapter 1 Introduction to Chemistry The whole of science is nothing more than a refinement of everyday thinking. Albert Einstein (1879-1955)](https://reader036.fdocuments.us/reader036/viewer/2022062322/5697bf941a28abf838c900e2/html5/thumbnails/5.jpg)
The Periodic Table
![Page 6: Chapter 1 Introduction to Chemistry The whole of science is nothing more than a refinement of everyday thinking. Albert Einstein (1879-1955)](https://reader036.fdocuments.us/reader036/viewer/2022062322/5697bf941a28abf838c900e2/html5/thumbnails/6.jpg)
Alkali Metals
Alkaline Earths
Transition Metals
Halogens
Noble Gases
Lanthanides and Actinides
Main Group
Main Group
The Periodic Table
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Physical Separations
Filtration Distillation
Chromatography
![Page 8: Chapter 1 Introduction to Chemistry The whole of science is nothing more than a refinement of everyday thinking. Albert Einstein (1879-1955)](https://reader036.fdocuments.us/reader036/viewer/2022062322/5697bf941a28abf838c900e2/html5/thumbnails/8.jpg)
The Law of Constant Composition
The elemental composition of a substance is always the same (regardless of quantity, source, etc.)
![Page 9: Chapter 1 Introduction to Chemistry The whole of science is nothing more than a refinement of everyday thinking. Albert Einstein (1879-1955)](https://reader036.fdocuments.us/reader036/viewer/2022062322/5697bf941a28abf838c900e2/html5/thumbnails/9.jpg)
Volume
![Page 10: Chapter 1 Introduction to Chemistry The whole of science is nothing more than a refinement of everyday thinking. Albert Einstein (1879-1955)](https://reader036.fdocuments.us/reader036/viewer/2022062322/5697bf941a28abf838c900e2/html5/thumbnails/10.jpg)
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K = °C + 273.15°C = 5/9 (°F-32)
°F = 9/5°C + 32
![Page 12: Chapter 1 Introduction to Chemistry The whole of science is nothing more than a refinement of everyday thinking. Albert Einstein (1879-1955)](https://reader036.fdocuments.us/reader036/viewer/2022062322/5697bf941a28abf838c900e2/html5/thumbnails/12.jpg)
An important non-SI unit: the angstrom (Å)
1 Å = 10-10 meters
SI Prefixes
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Dimensional Analysis (Unit Conversion)
Convert: 0.02404 g into mg
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There is uncertainty in every measured quantity!
The number of sig figs reflects the uncertainty.
Significant Figures (Sig Figs)
![Page 15: Chapter 1 Introduction to Chemistry The whole of science is nothing more than a refinement of everyday thinking. Albert Einstein (1879-1955)](https://reader036.fdocuments.us/reader036/viewer/2022062322/5697bf941a28abf838c900e2/html5/thumbnails/15.jpg)
Good precision
PoorAccuracy!
Poor precision and (probably) accuracy
Good accuracy and precision