CHEM 106
Lab Experiment Report
Experiment 7 : To Determine The Solubility of
Calcium Hydroxide
Name
ID
Lecturer
: Tai Xin Hong
: 0301165
: Ms. Ng Mei Peng
(i) Theory/ Background:
A saturated solution of sparing soluble salt obeys the Law of Chemical Equil
CHEM 106
Lab Experiment Report
Experiment 8 : Electrochemistry
Name
ID
Lecturer
: Tai Xin Hong
: 0301165
: Ms. Ng Mei Peng
(i) Theory/ Background:
One form of energy that has tremendous practical significance is electrical energy. A
day without electricit
CHEM 106
Lab Experiment Report
Experiment 4 : The Rates of Chemical
Reactions
Name
ID
Lecturer
: Tai Xin Hong
: 0301165
: Ms. Ng Mei Peng
(i) Theory/ Background:
The rates of chemical reactions expressed in the change in amount of a
chemical reactant divi
CHEM 106
Lab Experiment Report
Experiment 2:
Determination of the Amount of Sodium
Hydroxide and Sodium Carbonate in a
Mixture
Name
ID
Lecturer
: Tai Xin Hong
: 0301165
: Ms. Ng Mei Peng
(i) Theory/ Background:
The equations for the reaction taking place
CHAPTER 15
Section 15.1
1.
H 0 : = 100 vs. H a : 100 . The test statistic is s + = sum of the ranks associated with the positive values of ( xi - 100) , and we reject Ho at significance level .05 if s + 64 . (from Table A.13, n = 12, with / 2 = .026 , whi
CHAPTER 14
Section 14.1
1. a. We reject Ho if the calculated
2 value is greater than or equal to the tabled value of
2 , k -1 from Table A.7. Since 12.25 .2 , 4 = 9.488 , we would reject Ho . 05
b. c. d.
Since 8.54 is not Since 4.36 is not
.2 , 3 = 11.3
CHAPTER 13
Section 13.1
1. a.
2 ^i is 10 1 - 1 - (x i - 15 ) = = 250 , so s.d. of Yi - Y 5 250
x = 15
and
(x
j
- x)
2
6.32, 8.37, 8.94, 8.37, and 6.32 for i = 1, 2, 3, 4, 5. b. Now
x = 20 and
(x
i
- x ) = 1250 , giving standard deviations 7.87, 8.49, 8.
CHAPTER 11
Section 11.1
1. a.
30.6 59.2 7.65 = 7.65 , MSE = = 4.93 , f A = = 1.55 . Since 1.55 is 4 12 4.93 not F. 05, 4 ,12 = 3.26 , don't reject HoA . There is no difference in true average tire MSA =
lifetime due to different makes of cars.
b.
44.1 14.
CHAPTER 9
Section 9.1
1. a.
E (X - Y ) = E( X ) - E (Y ) = 4.1 - 4.5 = -.4 , irrespective of sample sizes.
V ( X - Y ) = V (X ) + V (Y ) =
of
2 12 2 (1 .8) (2.0) = .0724 , and the s.d. + = + m n 100 100 2 2
b.
X - Y = .0724 = .2691 .
c.
A normal curve wit
CHAPTER 6
Section 6.1
1. a. We use the sample mean,
x to estimate the population mean .
^ =x=
b.
xi 219.80 = = 8.1407 n 27
We use the sample median, ascending order).
~ = 7.7 (the middle observation when arranged in x
1860.94 - ( 219.8) 27 s = = 1.660 26
CHEM 106
Lab Experiment Report
Experiment 6 : Qualitative Analysis of Chemical
Reactions
Name
ID
Lecturer
: Tai Xin Hong
: 0301165
: Ms. Ng Mei Peng
(i) Theory/ Background:
Analytical
chemistry is
the
study
of
the separation,
identification,
and quantific
CHAPTER 9 & 10
1. Given the following species, find out species which do not obey the octet rules.
a)
b)
c)
d)
e)
CO2
ICl4AlCl3
PCl5
BeF2
2. Explain the term resonance.
b) Draw all the resonance structure of SO3 and CO323. Predict the geometry of the foll
CHAPTER 16
Section 16.1
1. All ten values of the quality statistic are between the two control limits, so no out-of-control signal is generated.
2.
All ten values are between the two control limits. However, it is readily verified that all but one plotted
CHAPTER 8
Section 8.1
1. a. b. c. d. Yes. It is an assertion about the value of a parameter. No. The sample median
~ X is not a parameter.
No. The sample standard deviation s is not a parameter. Yes. The assertion is that the standard deviation of populat
Intermolecular Forces and Liquids and
Solids
Chapter 11
A phase is a homogeneous part of
the system in contact with other parts
of the system but separated from
them by a well-defined boundary.
Characteristics Properties of Gases, liquids and Solids.
Inte
Chapter 7
Quantum theory and the electronic
structure of atoms
Quantum Number
Locate the position of electrons in atom.
The Principal Quantum Number, (n)
The Angular Momentum Quantum Number, (l)
The Magnetic Quantum Number (ml)
The Electron Spin Quant
American Degree Transfer Program
Project Chemistry 105
Title
: Ammonia
Name
: Tai Xin Hong
ID
: 0301165
Teachers name: Ms. Intan Juliana Shamsudin
INDEX
Content
Pages
1.
Introduction
3-4
2.
Physical Properties of Ammonia
5-6
3.
Chemical Properties of Ammo
CHAPTER 12
Section 12.1
1. a. Stem and Leaf display of temp: 17 0 17 23 17 445 17 67 17 18 0000011 18 2222 18 445 18 6 18 8
stem = tens leaf = ones
180 appears to be a typical value for this data. The distribution is reasonably symmetric in appearance and
CHAPTER 5
Section 5.1
1. a. b. c. P(X = 1, Y = 1) = p(1,1) = .20 P(X 1 and Y 1) = p(0,0) + p(0,1) + p(1,0) + p(1,1) = .42 At least one hose is in use at both islands. P(X 0 and Y 0) = p(1,1) + p(1,2) + p(2,1) + p(2,2) = .70 By summing row probabilities, p
Chapter 1: Overview and Descriptive Statistics
CHAPTER 1
Section 1.1
1. a. b. c. d. Houston Chronicle, Des Moines Register, Chicago Tribune, Washington Post Capital One, Campbell Soup, Merrill Lynch, Pulitzer Bill Jasper, Kay Reinke, Helen Ford, David Men
Thermochemistry
Chapter 6
Energy is the capacity to do work
Thermal energy is the energy associated with the random
motion of atoms and molecules
Chemical energy is the energy stored within the bonds of
chemical substances
Nuclear energy is the energy sto
Chemical Bonding II:
Molecular Geometry and
Hybridization of Atomic Orbitals
Chapter 10
Molecular Geometry
The 3-Dimensional arrangement of atoms in a
molecule
Valence shell electron pair repulsion (VSEPR) model:
Predict the geometry of the molecule from
Chemical Bonding 1: Basic
Concepts
Chapter 9
Gilbert Lewis
Atoms combine to achieve a stable electron
configuration
ns2np6
One lewis dot represent one valence electron
The Ionic Bond
- A bond where electrostatic force holds ions together in an ionic
compo
Gases
Chapter 5
Physical Characteristic of Gases
Gases assume the shape and volume of their
containers
Gases are the most compressible state of matter
Gases will mix evenly and completely when confined
to the same container
Gases have much lower densi
Mass Relationships in Chemical
Reactions
Chapter 3
Micro world atoms
and molecules
Macro world grams
Atomic mass is the mass of an atom in atomic mass units (amu)
By definition :
1 atom 12C weighs 12 amu
1 amu = mass of one 12C atoms
12
On this scale
1
H
CHEM 106
Lab Experiment Report
Experiment 3: Determination of the Amount
of Aspirin in Aspirin Tablet
Name
ID
Lecturer
: Tai Xin Hong
: 0301165
: Ms. Ng Mei Peng
(i) Theory/ Background:
Aspirin is a pain reliever and reduces fever, it acts as an antipyret