GLY4241/5243 Name 60 points March 24, 2011 17 took exam - Numbers to the left of the question number in red are the number of incorrect responses. Instructor comments are in blue.
Florida Atlantic University
ENVIRONMENTAL GEOCHEMISTRY MIDTERM 2 EXAMINATIO
Environmental Geochemistry, GLY 4241/5243, David Warburton, 2016
LECTURE 2 ELEMENTAL DISTRIBUTIONS IN THE UNIVERSE AND
THE SOLID EARTH
Note: Slide numbers refer to the PowerPoint presentation which accompanies the lecture.
Element Distributions, slide 1 h
Natural Geochemical
Enrichments of Elements
GLY 4241 - Lecture 3
Fall, 2016
1
Important Low-Abundance Elements
Elements used in steel alloys
Vanadium, chromium, nickel, niobium
Elements used in rechargeable batteries
Nickel, cadmium, lithium
Jewelery
GLY 4241
Environmental Geochemistry
3 Credits
TERM: Fall, 2016
COURSE TYPE: Classroom course (web assisted, but not online)
CRN: 15820
LOCATION: Lecture SE 417
PREREQUISITES
General Chemistry 1 and Lab (CHM 2045 & 2045L or equivalent). One year of chemist
Units Used in Measurement
GLY 4241 - Lecture 4
Fall, 2016
1
The Metric System
Metric system was actually two systems
MKS, or Meter-Kilogram-Second system
CGS, or Centimeter-Gram-Second system
To resolve differences between the system, the 10th
General
GEOLOGIC CONTROLS ON THE DISTRIBUTION
OF RADON IN CALIFORNIA
By
Ronald Churchill
Associate Geochemist
For
The Department of Health Services
January 25, 1991
Note: The website version of this report, prepared in December 2003, contains revised
figures and
GLY 4241 Project 2 -Spring 2011 Some students seemed frustrated because Project 1 did not involve the actual preparation of a paper. Project 2 will involve the preparation of a short, three to five page (750-1250 words), paper on one of the topics suggest
Redox Potentials and Equilibria
GLY 4241 - Lecture 11 Spring, 2011
1
Equilibrium Treatments
Free energy (G = H TS) Using equilibrium constants Use of oxidation-reduction reactions
Reactions written in half-cells
2
Example Half-Cell Reactions
Oxidation:
Radon, Part 2
GLY 4241 - Lecture 10 Spring, 2011
1
Distribution of U and Th
Precursors of Rn Distribution is quite uneven
Applies worldwide, although we will examine only the United States
Maps on following slides are from the United States Geological
Radon, Part 1
GLY 4241 - Lecture 9 Spring, 2011
1
Radiation
Radiation is one of many areas that have become of concern to environmental scientists Radiation comes from two sources
Natural processes Man
2
Natural Radioactivity
Two kinds
Short lived nuc
OZONE LAYER: EXISTENCE AND ANTHROPOGENIC DEPLETION
GLY 4241 - Lecture 6 Spring, 2011
1
Atmospheric Layers
2
Ultraviolet Radiation
Absorption of Solar Radiation
4
Dimethylsulfide
Causes that distinctive smell from boiled cabbage When this compound is pres
Elemental Distributions in the
Universe and the Solid Earth
GLY 4241 - Lecture 2
Fall, 2016
1
Elemental Abundance Expression
Number of atoms per million atoms
Weight percent
Volume percent
Relative to abundance of silicon
2
Abundance versus Atomic Number
GLY 5243
Environmental Geochemistry
3 Credits
TERM: Fall, 2016
COURSE TYPE: Classroom course (web assisted, but not online)
CRN: 15819
LOCATION: Lecture SE 417
PREREQUISITES
One year of college chemistry. Graduate standing in Geosciences or related field.
Environmental Geochemistry, GLY 4241/5243, David Warburton, 2016
LECTURE 6 - THE EARTH'S ATMOSPHERE
Note: Slide numbers refer to the PowerPoint presentation which accompanies the lecture.
Earths Atmosphere, slide 1 here
INTRODUCTION
Earths Atmosphere, sli
Environmental Geochemistry, GLY 4241/5243, David Warburton, 2016
LECTURE 5 - CHEMICAL EQUILIBRIUM
Note: Slide numbers refer to the PowerPoint presentation which accompanies
the lecture.
Chemical Equilibrium, slide 1 here
Whenever two substances are brough
Environmental Geochemistry, GLY 4241/5243, David Warburton, 2016
LECTURE 1 - INTRODUCTION TO ENVIRONMENTAL
GEOCHEMISTRY
A CAPSULE VIEW OF THE ENVIRONMENTAL MOVEMENT
Note: Slide numbers refer to the PowerPoint presentation which accompanies the lecture.
In
Environmental Geochemistry, GLY 4241/5243, David Warburton, 2016
LECTURE 12 - Redox Potentials and Equilibria
Note: Slide numbers refer to the PowerPoint presentation which accompanies the lecture.
Redox, slide 1 here
INTRODUCTION
Redox, slide 2 here
The
Environmental Geochemistry, GLY 4241/5243, David Warburton, 2016
LECTURE 11 - RADON - PART 2
Note: Slide numbers refer to the PowerPoint presentation which accompanies the lecture.
Radon 2, slide 1 here - showing generalized radon potential of the U.S.
DI
Environmental Geochemistry, GLY 4241/5243, David Warburton, 2016
LECTURE 8 - OZONE LAYER: NATURAL DEPLETION
AND CURRENT STATUS
Note: Slide numbers refer to the PowerPoint presentation which accompanies the lecture.
Natural ozone depletion, slide 1 here
Na
Environmental Geochemistry, GLY 4241/5243, David Warburton, 2016
LECTURE 7 - OZONE LAYER: EXISTENCE AND
ANTHROPOGENIC DEPLETION
Note: Slide numbers refer to the PowerPoint presentation which accompanies the lecture.
Ozone Layer, slide 1 here
THE OZONE LAY
Environmental Geochemistry, GLY 4241/5243, David Warburton, 2016
LECTURE 9 - Acids and Bases
Note: Slide numbers refer to the PowerPoint presentation which accompanies the lecture.
Acids & Bases, slide 1 here
Acids
The classical definition of an acid is a
Environmental Geochemistry, GLY 4241/5243, David Warburton, 2016
LECTURE 10 - RADON, Part 1
Note: Slide numbers refer to the PowerPoint presentation which accompanies the lecture.
Radon 1, slide 1 here
INTRODUCTION
Radon 1, slide 2 here
Radiation and its
Chemical Equilibrium
GLY 4241 - Lecture 5
Fall, 2016
1
Chemical Reaction
A chemical reaction may be defined as one
or more substances, known as reactants,
combining chemically to form one or more
different substances, known as products.
2
Reactants to Pr
Introduction to Environmental
Geochemistry
GLY 4241 - Lecture 1
Fall, 2016
1
Love Canal
The neighborhood was a
bit creepy
Empty house after empty
house
All with lawns minimally
cared for
A lot of peeling paint and
rotten awnings
A noticeable absence
NATURAL GEOCHEMICAL ENRICHMENTS OF ELEMENTS
GLY 4241 - Lecture 3 Spring, 2011
1
Important Low-Abundance Elements
Elements used in steel alloys
Vanadium, chromium, nickel, niobium
Elements used in rechargeable batteries
Nickel, cadmium, lithium
Jewele
Introduction to Environmental Geochemistry
GLY 4241 - Lecture 1 Spring, 2011
1
Love Canal
The neighborhood was a bit creepy Empty house after empty house All with lawns minimally cared for A lot of peeling paint and rotten awnings A noticeable absence of
Japanese Earthquake, Tsunami, and Nuclear Reactor Disasters March 11, 2011 & continuing
GLY 4241 Special Lecture Spring, 2011
1
Japanese Earthquake
On March 11, 2011, at 2:46 p.m. local time, an earthquake struck off the coast of Honshu, Japan Initially
GLY 4241
Project 1 - Spring 2011
LIBRARY REFERENCE PROJECT
Retrieval of information about a topic is a very important part of the preparation of any academic paper and is an important part of a students education. In a field as diverse as environmental ge
