CHEM 1411
Professor Whiting
Exam 2 Review Sheet
Chapter 3
1. Name compounds containing polyatomic ions and write formulas for these also.
2. Calculate the formula weight and molar mass for any compound.
CHEM 1411
Professor Whiting
3. Calculate the percent
Quiz-Gas Laws
Due Apr 6 at 8am
Points 100
Time Limit 60 Minutes
Questions 12
Available Mar 30 at 12am - Apr 6 at 8am 7 days
Attempt History
LATEST
Attempt
Time
Score
Attempt 1
33 minutes
91.67 out of 100
Correct answers will be available on Apr 6 at 8am.
Review for Exam 3
From Chapter 5:
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
Know how to perform pressure conversions.
Boyles Law
Charles Law -be able to draw the gas law triangle yourself to use the combined gas law
Avogadros Law
Ideal Gas Law
Know w
Exam 4 formulas
R = 0.08206 L*atm/K*mol
R = 8.314 J/K*mol
R = 8.314 kg*m2/ s2*K*mol
Speed of light (C)= 3.00 x 108 m/s
C
V= Frequency
Plancks constant (H) = 6.626 x 10-34 Js
1m=10*9nm
V
WL
[ ]
(where n = 1,2,3.)
Eph = hv
En=2.18 X 1018 J
Etotal = Ephoton
Review for Exam 4
From Chapter 7:
1. Be able to calculate wavelength, frequency, and energy using the appropriate equations. Constants
will be given, but you need to know what the symbols in the formulas mean.
2. Know the order of the electromagnetic spec
Review for Exam 2
From Chapter 3:
1. Know the difference between ionic and covalent bonds.
2. Know the difference between ionic and molecular compounds.
3. Polyatomic ions; know what they are and the name, formula, and charge of each one of these:
sulfate
Calorimetry
Post-Lab Questions
1. The specific heat of copper is 0.385 J/goC. If 34.2 g of copper, initially at 25oC
absorbs 4.689 kJ, what will be the final temperature of copper?
(a) 14.2oC (b) 25.4oC (c) 356oC (d) 381oC
2. It takes 11.2 kJ of energy to
CHEM 1411
Professor Whiting
Exam 3 Review Sheet
Chapter 5: Gas Laws
1. Know and convert between units of gas pressure (atm, mm Hg, and torr)
At the surface, the atmospheric pressure is 14.7 psi (1 atm), but at 10,000 ft it is
only 10.0 psi (0.68 atm)
2. K
CHEM 1411
Professor Whiting
Exam 1 Review Sheet
Chapter 1
1. Difference between atom and molecule
Atoms and Molecules
atoms
are submicroscopic particles (very tiny; single element)
are the fundamental building blocks of all matter
molecules
two or more
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