Chem 241H Spring 2011
Definitions
Definitions - Electricity
Electrochemistry
is the use of
Basics
electricity to:
make chemical measurements
chemical measurements
drive chemical reactions
1
Definitions - Electricity
- quantity of charge flowing
through
Recitations problems for the week of Oct 25th.
Fall 2010.
1. Some simple questions on rotational motion:
A. A thin ring and a sphere of the same mass roll down the inclined plane.
Which one will reach the bottom first?
B. A projectile of mass m is launche
Recitations problems #7.
Fall 2010
1. Beavers in a bowl.
Darryl (mass mD) and Lucy (mass mL ) are playing in a spherical
bowl of radius R=1m with the left side frictionless and the right side rough.
For more on beavers see
http:/www.ncwildlife.org/Wildlif
Recitations #6
Fall 2010
1. Julie the Gopher in the well.
Julie who is treated as a particle is moving in her den under the
influence of a potential energy U(x). In the region of x>0 the potential is
described by
U(x) = UO (b/x +x/b),
where U0 is equal to
Recitation 5 (week of September 27nd)
Fall 2010
1. What do UNC graduates do?
Melissa is a UNC graduate who became a New York City supermodel. She
is down on her luck. She is not making any money and her latest purchase of Manolo
Blahnik shoes sends her cr
Recitations #4.
Fall 2010.
1. Crooked rocket.
Engineers from NC State constructed a rocket ship. Due to
certain subtle design flaw the floor of the rocket intended to be flat
is instead placed at angle with the horizontal.
A box of pepperoni and mushrooms
Recitation Problems #3
Fall 2010
1. Rotating astronaut.
You are a NASA engineer designing a Super-Merry-Go-Round (SMGR) apparatus
capable of subjecting prospective astronauts to centripetal accelerations exceeding 5 g.
The radius of the arm of SMGR is abo
Recitations #1
PHYS 116 Recitation #1 (Week of August 30th 2010)
Please read the problems, think about them, work on them and come to class ready to contribute.
Problem #1.
The position, x (in m), of Darryl The Beaver moving along a straight line is chang
Math 548 Preview Problems
This series of problems will be separate from the other series of problems
for this course in every respect:
Nature: Nearly all of the preview problems will ask you to find the number of
objects which satisfy certain conditions b
EM image of an animal mitochondrion
http:/library.thinkquest.org/C004535/media/mitochondrion_em.gif
Classical view of the mitochondrion
Voet/Voet Fig. 22-2
Three-dimensional image reconstruction of a
rat liver mitochondrion.
Voet/Voet Fig. 22-4
Filamentou
Optional Math 548 Survey
Last Name
Nickname or First Name
Anticipated graduation date:
Although I'd like to get to know all of the students in both of my classes this
semester, to be realistic in two traditional math lecture settings I probably won't be
a
Predicted secondary structure and
membrane orientation of the glucose
transporter
Voet/Voet Fig. 20-9
Outside
Model for the
structure of the
human GLUT1
transporter
Inside
Zuniga F A et al. J. Biol. Chem. 2001;276:44970-44975
Model of GLUT1
shows a channe
Chem 241H -Spring 2011
Chemistry 241
Professor: Gary L. Glish
Office: Caudill 320
Phone: 962-2303
962
email: [email protected]
Office Hours:
Chemistry 241 Prerequisites
Chem 102 or 102H
It is an Honor Code violation to enroll
in a course for which you
Chem 241H Spring 2011
Spectrophotometry
Spectrophotometry is the use of
light in chemical measurements
Spectrophotometry
Electromagnetic radiation consists of
perpendicular oscillating electric and
magnetic fields
Light = electromagnetic radiation
Des
North Carolina State University
MA 103 - 001
Jane Coons
MA 103-001: Topics in Contemporary Mathematics
Spring 2017
9:35-10:25 AM, MWF
321 Riddick Hall
Instructor: Jane Coons
Office: SAS 4123
Office Hours: Thursday 2:45-3:45PM and Friday 10:30-11:30AM, or
Recitations Problems #10 - Physics 116
Fall 2010
Problem #1. Gyroscope.
Please read the section in your textbook and the notes on the Bboard about gyroscopes.
There will be a discussion of gyroscopes and the demo of gyroscopes in action.
You can see one h
MA103 - Exam 1 Review Sheet
January 27, 2017
1. Given the following preference schedule,
(a) Is there a majority candidate?
(b) Is there a Condorcet candidate?
(c) Find the winner using the
Plurality method.
Plurality with Elimination method.
Pairwise Com
Chapter1,2
3.
37
36
24
13
5
1
B
A
B
E
C
2
E
B
A
B
E
3
A
C
D
C
A
4
C
D
E
A
D
5
D
E
C
D
B
7.
(a)5+5+3+3+3+2=21
(b)11
c)C(zerolastplacevotes)
10.225+675=900=100%(20%+40%)=40%ofvotes
then40%=900
and20%=450
12.
(a)D
(b)1.D2.A3.B4.C
17.
a)A
b)1.A2.C(fewerlastpl
Test 1
MA 141-002, Summer Session I, 2013
May 29, 2013
Name:
Please show work to receive partial credit.
Calculators, notes, books, and any other outside source are NOT allowed on this test.
There are 4 pages and 6 problems.
If you use extra paper to work
Test 2
MA 141-002, Summer Session I, 2013
June 7, 2013
Name:
Please show work to receive partial credit.
Calculators, notes, books, and any other outside source are NOT allowed on this test.
There are 4 pages and 7 problems.
You have one hour to complete
Test 3
MA 141-002, Summer Session I, 2013
June 18, 2013
Name:
Please show work to receive partial credit.
Calculators, notes, books, and any other outside source are NOT allowed on this test.
There are 3 pages and 7 problems.
You have one hour to complete
Chem 241H Spring 2011
Analytical Separations
Why separate compounds?
to isolate or concentrate component(s)
from a mixture
to separate a component(s) from other
species that would interfere in the
analysis
Methods of Separation
Extraction
washing clot