Diane Lee
AP Chemistry
October 18, 2010
Mr. Signorelli
Bright Line Spectra for Hydrogen Gas
In the lab, we calculated the Ionization Energy, frequency, and wavelength of light and
observed the hydrogen gas with the spectroscope. Various formulas were used
Lee, Diane
Determining the density of four metal samples
In the very first lab experiment of AP Chemistry, we worked with the concepts of density.
Archimedes of Syracuse was a Greek man who lived from 287 to 212 BCE. He was a
mathematician, physicist, eng
Final Exam Review Dr. Briggs
1
Chapter 1 Problems
Book (Ch. 1, prob. 6)
Does the entropy increase or decrease in the following processes? (Decrease) (a) N2 + 3H2 2NH3 Ammonia (b) H2N-C(=O)NH2 + H2O CO2 + 2NH3 (Increase) Urea Ammonia (c) 1M NaCl 0.5M NaCl
Phi Psi a-helix right-handed -57 -47 parallel B-sheet -119 113 antiparallel B-sheet -139 135 310 helix -49 -26 Collagen -51 153 (does not apply to Glycine and Proline) The alpha helix (3.613)
Where n = number of resideues per turn and p = distance the hel
Chapter 14 Worksheet 03
Nomenclature:
Give an acceptabie name for each of the following compounds. Be sure to indicate the stereochemistry where
appropriate.
1. _r_\
CH3_O{_,PH2CH PMw,"pfh(J-Tha-|\ of r@.rloK-:thng
" awgaa
1' (LE,
2.
OJEWG W 41:15:
Chapter 14 Worksheet 03 Nomenclature: Give an acceptable name for each of the following compounds. Be sure to indicate the stereochemistry where appropriate. 1.
CH3
O
CH2CH3
2.
O
3.
CH2CH2CH3
Cl
CH2CH2CH2
OCH3
4.
F
CH2CH2CH2
OCH2CH3
5.
CH3 (CH3)3C O C H
C
Chapter 14 Worksheet 02
Please draw the product(s) for the followlng reaminns.
n i' 539
y 7"] M (+49":
H s. F
{0
1. l
1.t-butOe m, H
2. MCPBA 3 _ 55,?
Br H
. (3}
. egoxadé '
01H 2. MCPBA g mi \ _J RAM/{fir
a ., 3. Hit A l A _.
If 4. NaDH 8N M f. L "-
Chapter 14 Worksheet 01
Please draw the product(s) for the following reactions.
2- NaBH4 Whitle-
ixixnx w- 9- 1w
2. mg) 73
\ D 1.Hg(OAc)2lCH30H Lilia; CH}
2. NaBH4 Ws-5 \
\_,_/rr»9 (Hall; n
@
Please draw the starting reactants used to produce the followin
Chapter 14 Worksheet 01
Please draw the product(s) for the following reactions.
1.
1 . Hg(OAc) 2 / CH3 CH2 OH
2. NaBH 4
2.
D
1. Hg(OAc) 2 / CH3 OH
2. NaBH 4
Please draw the starting reactants used to produce the following product via Williamson Ether Synt
Chapter 14 Quiz 02
Place the following compounds in order of increasing boiling point. (1=lowest, 3=highest)
1.
C H3 -O-CH3
CH 3CH 2OH
C H 3CH2 CH3
Please provide the major product in the answer box unless otherwise indicated. Be sure your drawing indicat
Chapter 14 Quiz 01
Determine the number of non-equivalent hydrogens and label each set (a,b,c, etc.) in the compounds below.
1.
S
O
S
2.
CH 3
CH3 CH 2
CH
CH 2CH 2
CH
CH 2CH3
CH3
3.
Br
Br
4.
Cl
H
H
Cl
5.
www.zadefaraj.com
www.zadefaraj.com
12. Picture the Problem: The 2.0-kg mass is gravitationally
attracted to the other three masses.
Strategy: Add the gravitational forces using the component
method of vector addition. Use equation 12-1 and the
geometry of the problem to determine the magni
Solved Examples for Chapter 4
Physics 1301
Professor Carlos R. Ordonez
5. Picture the Problem: The motion of the particle is depicted at
right.
Strategy: Use the given information to independently write the
equations of motion in the x and y directions. T
14. Picture the Problem: The image shows two people
talking on a tin can telephone. The cans are connected
by a 9.5-meter-long string weighing 32 grams.
Strategy: Set the time equal to the distance divided
by the velocity, where the velocity is given by
e
11. Picture the Problem: The three masses are arranged at the vertices of an
equilateral triangle as shown in the figure at right.
Strategy: Each mass will be gravitationally attracted to the other two masses.
The vector sum of the forces will be along a
19. Picture the Problem: The fish exerts a torque on the fishing reel and it rotates with constant
angular acceleration.
Strategy: Use Table 10-1 to determine the moment of inertia of the fishing reel assuming it is a
2
uniform cylinder ( 1 MR ). Find the
3.
Picture the Problem: The owner walks slowly toward the northeast while the cat runs eastward
and the dog runs northward.
Strategy: Sum the momenta of the dog and cat using the component method. Use the known
components of the total momentum to find its
6.
Picture the Problem: The physical
situation is depicted at right.
Strategy: Use for the work done by
the spring. That way the work will
always be negative if you start out at
because the spring force will always
be in the opposite direction from the
st
11. Picture the Problem: The wagon rolls horizontally but the
force pulls upward at an angle.
F
Strategy: Use equation 7-3 keeping in mind the angle
between the force and the direction of motion.
Solution: Use equation 7-3:
d
W = Fd cos = ( 16 N ) ( 10.0
11. Picture the Problem: The car is accelerated horizontally in
the direction opposite its motion in order to slow it down
from 16.0 m/s to 9.50 m/s.
Strategy: Use equation 5-1 and the definition of
acceleration to determine the net force on the car as it
Chapter 14 solved problems
29. Picture the Problem: We need to calculate the wavelength of sound in air from its frequency.
Strategy: Solve equation 14-1 for the wavelength, using 343 m/s for the speed of sound in air.
v 343 m/s
=
= 0.807 m
f
425 Hz
Solut
Chapter 13 solved problems. Some of the numbers are slightly different from the book but the solution
(procedure) is the same.
14. Picture the Problem: The mass is attached to the spring and pulled down from equilibrium and
released. The stiffness of the