1. Introduction to Chemistry
Chapter 1
Introduction to Chemistry

2. Ch. 1.1 What is Chemistry
Chemistry: the study of the composition of matter and the changes it undergoes.
What is matter?
Matter: anything that has mass and takes up space.

3. 5 areas of Chemistry Organic Chemistry Inorganic Chemistry
Biochemistry
Analytical Chemistry
Physical Chemistry

4. Organic Chemistry Study of Carbon containing chemicals
Living organisms
Fossil fuels
Most synthetic (plastic) material
Binder, drugs, vitamins, gasoline, etc

5. Inorganic Chemistry
Chemicals that do not contain carbon

6. Biochemistry Study of processes in living organisms. Digestion, etc.
Photosynthesis

7. Analytical Chemistry
Focuses on composition of matter.

8. Physical Chemistry Deals with chemical reactions Mechanism Rate
Energy transfer

9. Pure V. Applied Chemistry
Pure: pursuit of knowledge
Determining how aspirin works
Applied: directed to a practical goal
Changing a drug to have less side effects

10. Why Study Chemistry Explaining the natural World
Preparing for a Career
Being an informed citizen

11. Ch. 1.2 Chemistry in your life
Materials
Clothing, cars
Energy
Petroleum, batteries
Medicine/Biotech
Prescription drugs, DNA
Agriculture
Hybrids, disease resistant, fertilizers, pesticides, etc.

12. Chemistry in your life cont’d
Environment
Clean up pollution
Prevent pollution
Universe
Analyze data from space

13. Ch. 1.3 Scientific Method Observing (determining a problem) Hypothesis
Experiment
Theory
A well-tested explanation.
Atomic structure
Scientific Law
Statement that summarizes the results of many observation.
Law of gravity, conservation of mass.

14. Ch. 1.4 Problem solving Analyze Calculate Evaluate What is wanted?
What is given?
Calculate
Plan
Unit cancellation
Evaluate
Does it make sense?