CHEM 110: Exam 2 Study Guide
Chapter 3: ATOMS AND ELEMENTS
Metals, nonmetals, and semimetals
Names and symbols of the elements
- Know the names and symbols of the first 20
elements on Periodic Table!
Know the physical state of each
Chapter 2 Descriptive Statistics
2.1 Three Popular Data Displays
1. To learn to interpret the meaning of three graphical representations of sets of data: stem and
leaf diagrams, frequency histograms, and relative frequency histograms.
Chapter 6 Sampling Distribution
6.1 The Mean and Standard Deviation of the Sample Mean
1. To become familiar with the concept of the probability distribution of the sample mean.
2. To understand the meaning of the formulas for the mean
Chapter 4 Discrete Random Variables
4.1 Random Variables
1. To learn the concept of a random variable.
Definition: A random variable is a numerical quantity that is generated by a random
2. To learn the distinction between
Chapter 8 Testing Hypotheses
8.1 The Elements of Hypothesis Testing
1. To understand the logical framework of tests of hypotheses.
Definition: The null hypothesis, denoted H0, is the statement about the population
parameter that is ass
Chapter 3 Basic Concepts of Probability
3.1 Sample Spaces, Events, and Their Probabilities
1. To learn the concept of the sample space associated with a random experiment.
Definition: A random experiment is a mechanism that produces a
Chapter 7 Estimation
7.1 Large Sample Estimation of a Population Mean
1. To become familiar with the concept of an interval estimate of the population mean.
2. To understand how to apply formulas for a confidence interval for a populat
Due: Monday Octover-3rd
1. What is the difference between an element and a compound? Give two examples for each.
2. To the best of your knowledge, classify each of the following as an element, a compound, or a
mixture. If it is a
5.1 Continuous Random Variables
1. To learn the concept of the probability distribution of a continuous random variable, and how
it is used to compute probabilities.
Definition: The probability distribution of a continuous ra
Chapter 7 Introduction to linear regression
7.1. Line Fitting, Residuals, And correlation
7.1.1 Beginning with straight lines
We only consider models based on straight lines in this chapter.
7.1.2 Fitting a line by eye
A hat on y is used to signify that t
Title: Performance-Enhancing Drugs' effects on human body
In order to survive in the extremely competitive sports leagues, Performance-Enhancing
Drugs (PEDS) have been commonly used by the athletes to improve their performan
Soap and Scums
Preparation and Properties of Soap
In this experiment, we will make our own soap and know what substances we use to make
up of the soap. Also, we need to emulsifying the soap into mineral oil and make a soap solution to
mix with f
Using Light and Color to Analyze Samples
The objective of this experiment is to determine the concentration of the red
dye found in a sports drink by using different solutions which are
consecutive diluted.According the concentrations and absorb
9.1 Introduction to Acids and Bases
Acids are solutions in water (aq)
Acids will produce a hydrogen ion in aqueous solution
However, H+ does not exist in water. Instead, it
reacts with water to form the hydronium ion, H3O+.
Are you sharing or not?
For this experiment we will determine if the different compounds are ionic or
covalent based on the results of their solubility and electrical conductivity. Also, we
need to distinguish the characteristics of ionic and co
pH Measurements of Common Substances
0.1 M HCl
0.001 M HCl
0.01 M HCl
0.001 M NaOH
Sample, including source or description
Thus far we have focused on pure substances
elements, covalent compounds, and ionic compounds.
Most matter we come into contact with is a mixture
of two or more pure substances.
A heterogeneous mixture does not have a uniform
Chapter 1 Introduction
1.1 Basic Definitions and Concepts
Learning Objective: 1. To learn the basic definitions used in statistics and some of its key
Definition: A population is any specific collection of objects of interest. A sample is any
CHAPTER 1: MOLECULAR REASONS
Problems: 1, 4-7, 9, 11-15, 17-19, 21-33 (odd only), 39-45 (odd only)
1.2 MOLECULAR REASONS
All that is happening around you has a molecular cause.
Everything we observe with the naked eye is due to the properties and interac
CHAPTER 12: The Liquids and Solids Around Us:
Problems: 3-13, 29, 31, 34 (a, d only), 35 (a, b only), 38-41, 44-45
4.5 FORMULA MASS AND MOLAR MASS OF COMPOUNDS
AVOGADRO'S NUMBER (NA)= 6.0221023 (4 sig figs)
How big is this?
If 6.021023 hy
CHEM 110: Exam 1 Study Guide
- Know the definitions for hypothesis,
theory, and natural law.
Know the goals of alchemy and its
contributions to science.
Be able to identify properties and
changes as physical or chemical
CHEM 110: Exam 3 Name:
Total out of 143
(34) 1. For each the following, indicate whether it is an ionic compound (I) or a molecul
CHEM 110: Exam 3 Study Guide
core electrons: innermost electrons in
filled electron shells (correspond to the
electrons up to the Noble gas in the row
above the element)
valence electrons: outermost electrons
- For Representative Elements, gro
CHEM 110: Final Exam Study Guide
- Know the definitions for hypothesis, theory,
and natural law.
Know the main points of John Daltons Model.
Law of Conservation of Mass
- Solve problems conserving mass.
- Recognize Lavoisier
CHEM 110: Chemical Concepts
Lecture: WThF 9:30-10:45am (in SAM 205); Lab: Monday 9:00-10:45am (usually in SAM 403)
Marie Villarba, Ph.D.
(206) 587-4130 (You may leave
CHAPTER 4: MOLECULES, COMPOUNDS, AND CHEMICAL
REACTIONS (Part I)
Problems: 1-8, 17-20
4.1 MOLECULES CAUSE THE BEHAVIOR OF MATTER
Matter behaves the way it does because it is made up of molecules or particles that behave
The Structure and Propert
Final Exam Learning Targets Guidelines: Questions on the exam will draw from these
learning targetssome of them may not be included but most, if not all, will have at
least one question on the exam.
Know scientific information must be well-def