Chemistry 1A SI - Exam Two Review
1. Construct a Born Haber cycle to calculate the first electron affinity of iodine from the following
Lattice enthalpy of AgI (s) = 889 kJ mol-1
Enthalpy of sublimation of Ag(s) = 284 kJ mol-1
Bond enthalpy of I2
Cupmus Wide W Cupric oxide ( M f 2
mam-mum) uaride H E; 1 Uranium(W) uoride cfw_.4 E;#
Sodium oxide _ A [a 3 ( 2 Potassium peroxide g 3 g 22
Dichlorine heptaxidem Nitmgen trichlaride [22 C 3
Magnesium iodide (ti[3 2 Ammanium sulfide g N Hgg a; S
Chemistry 1A Experiment 2: Name g E/
. QUANTITATIVE ANALYSIS OF A MIXTURE (% CuC03)
Show a complete method of solution. Be sure that all numbers are labeled with the appropriate
units, all mole ratios are shown, and you have used the correct
' Heat of
3 - 3
Chemistry 1A. Experhnent3 Name
Thermochemistry. The Heat of Reaction
Part 1. The Heat of neutralization of HCIM) and NaOHmD
.I 7" IIIII-I
CHEMISTRY 1A STUDY ASSIGNMENT 5 Name K?
Type of Hybridization
carbon-carbon of each carbon
Part I - Questions:
1. Do the carbon-carbon bond lengths get shorter or longer going rom ethane to ethyne?
A Quart-9r -
2. What is the relationship
Describe the characteristics of gases and compare them with liquids and solids.
Convert between pressure units with an emphasis on mm Hg or torr and
Sample Quiz 2
(2 points each)
1. What ionic compound is expected to form if cesium reacts with bromine?
2. Name each of the following compounds:
(2 points each)
The Periodic Table of the Elements
22.99 24.31 IIIB IVB
39.10 40.08 44.96 47.87
85.47 87.62 88.91 91.22
Cs Ba La Hf
132.9 137.3 138.9 178.5
Acne is a significant adolescent problem and may precipitate emotional and
psychological effects. Adolescence is a time of physical, emotional, and social
development. Acne is a common
Chem 8B (#32450)
April 13, 2016
Cubane (molecular formula: C8H8) is named after its
skeleton of a cube shape. Its systematic name is
Pentacyclo[4.2.0.02,5 03,8. 04,7]octane. The synthetic
1. The solubility of slaked lime, Ca(OH)2, in H2O is 0.185 g/100.0 mL. What volume of 0.00100
M HCl is needed to neutralize 10.0 mL of a saturated Ca(OH) 2 solution?
2. The stalactites and stalagmites in most caves are made of cal
1. Three isomers (same molecular formulas, different connectivities) of a planar compound
have a molecular formula of C2H2Cl2. These isomers each contain a C=C bond. Two of the
isomers have the chlorine attached to different carbo
1. A sample of a compound of Cl and O reacts with excess H2 to give 0.233 g of HCl and 0.403 g of
H2O. Determine the empirical formula of the compound.
2. The atomic mass of element X is 33.42 amu. A 27.22 g sample of X combines w
Part 1. MULTIPLE CHOICE: Each of the following questions have only one correct answer. Circle
the correct choice. Questions # 1-2 are worth 2 points each. (Total Multiple Choice: 48 points.)
1. The reaction 3O2 (g) 2O3 (g) is proceeding with a rate of dis
1. Nitrous oxide, laughing gas, has a molecular formula of N2O. There are a total of six
possible Lewis Structures for laughing gas. Draw all six. Using the structures,
determine the central atom. Circle the most stable structure
Eugenol is a compound responsible for the flavor in cloves. A 111 mg sample of eugenol is
dissolved in 1.00 g of chloroform (Kb = 3.66 C/m), increasing the boiling point of
chloroform 2.45C. Calculate eugenols molar mass. Eugen
1. The atomic masses of 6Li and 7Li are 6.0151 amu and 7.0160 amu. Calculate the natural
abundance of these two isotopes. The average atomic mass of Li is 6.941 amu.
2. Rubidium has two naturally occurring isotopes, rubidium-85 (a
1. A 32.65 g sample of a solid is placed in a flask. Toluene, in which the solid is
insoluble, is added to the flask so that the total volume of solid and liquid together is
50.0 mL and has a mass of 58.58 g. The density of toluen
Part I (Multiple Choicg 80 Points)
For the following questions ctoose the best answer. Questions t-10 are 2 points'each, and
questions 11'30 are 3 points each1) Hydrogen bonding exists between molecules of which of
Chem lAExam II
100 pts.-Fall 2012
Part I: Multiple choice questions (54 points). The following questions have only one
corect answer. Question l-12 arc 2 points each and questions 13-22 are 3 points each.
PART 1. Multiple choice. Markthe one best answer to each question onthe answer sheet provided.
Questions 1-8 are worth 2 points and questions 9 - 12 are worth 3 points for a total of 28 points.
1. How many km is 17.2 cm?
AUTHOR: HUYEN DO
PARTNER: VIET PHAN
INSTRUCTOR: PROF. ANSARI
JUNE 1ST, 2013
PASADENA CITY COLLEGE
Table of Contents
Materials and Methods:.4
Data and Graph.4