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OXIDATION/REDUCTION
Modern Definitions - oxidation is: i) the addition of oxygen ii) the removal of hydrogen iii) loss of electrons - reduction is: i) the loss of oxygen ii) the addition of hydrogen iii) addition of electrons - modern chem inter
Chemistry
The Science of Matter
SC/NATS 1730, XXII
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Qualities vs. Quantities
Chemical properties seem qualitative.
Alchemy was almost entirely qualitative. Colour, consistency, taste, odour, hardness, what combines with what. Chemical change i
Early Chemical History
Some cool old stories about how chemistry came to be! Rhonda Reist
400 BC - Greeks The first to try to explain why chemical changes occur.
Democritus
Greek philosopher named Democritus was the first to discuss an indivisible
Clicker Question
Sugar molecules and amino acids first enter the blood stream at the:
Where are we?
Last time I discussed:
The circulatory system and the transport of oxygen, carbon dioxide, glucose and other nutrients throughout the body.
A. The
Zumbahl: Chemistry 6th Edition
Chapter 2: Atoms, Molecules, and Ions
2.1 The Early History of Chemistry Greeks were the 1st to try to explain why chemical changes occur. They proposed that all matters was composed of four fundamental substance: 1. F
Clicker Question
Sugar molecules and amino acids first enter the blood stream at the:
A. The capillaries in the small intestine B. The capillaries in the stomach C. The right atrium D. The left atrium E. The capillaries in the salivary glands
Where
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Chemistry in Focus 3rd edition Tro
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Chapter 1 Molecular Reasons
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Firesticks
A chemical reaction is an extraordinary transformation. Microscopic vs. Macroscopic Worlds
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Background
- all modern sciences began as branches of a rational philosophy of nature known as "natural philosophy" - only in mid 19 th century did natural philosophers begin to become known as scientists - in 17 th century, nat'l philosophers in
EXPERIMENT 1 Law of Multiple Proportions
Objective: The law of multiple proportions will be illustrated by recording and comparing masses for compounds composed of the elements copper and bromine. Introduction: The birth of chemistry as a separate in
Chem 208, Spring 2008
Problem Set 1
Due Friday, Feb. 1 at 2:00 PM
Name: _ Lab TA: _ Lab Day/Time: _ 1. Antoine Laurent Lavoisier (1743-1794) collaborated with the French mathematician Pierre Simon de Laplace (1749-1827) on problems in respiration
.in all flammable materials there is present phlogiston, a substance without color, odor, taste, or weight that is given off in burning. "Phlogisticated" substances are those that contain phlogiston and, on being burned, are "dephlogisticated". The a
Lecture 1: Temperature
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Short historical introduction
This course mainly concerns thermal phenomena, i.e. phenomena which involve heat. The question What is heat? has a long, rich and dramatic history. It is mostly the history of the ght of two i
Lecture 7
The Material Universe
Outline of Lecture 7
History of Ideas about Elements:
Water, fire, earth, air, and quintessence (Greek) Water, fire, earth, metal, and wood (Chinese) Solid, liquid, and gaseous phases.
Metallurgy and the Path
18. The Periodic Table
There are over 100 elements, each characterized by a different number of protons and a corresponding number of electrons in orbitals centered on the nucleus. Chemistry would be overwhelmingly complex if all elements were comple
EXPERIMENT 1 The Law of Multiple Proportions
Objective: The law of multiple proportions will be illustrated by recording and comparing masses for compounds composed of the elements copper and bromine. Introduction: The birth of chemistry as a separat