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Temple - RISK MANAG - 2101
Number of pilots having 4 accidents is: Frequency probability distribution: # of accidents per pilot # of pilots having accidents 0 300 1 150 2 25 3 20 4 5500-300-150-25-20= 5Probability distribution 0.6 0.3 0.05 0.04 0.01b)Expected Frequency:
Temple - RISK MANAG - 2101
1. The nature of pure risk in this contest is the company may loss 1 million to the winner or nothing at all. If the player successfully stack 85 cookies, he will win 1 million which means the company loss 1 million. So the loss state of the world is
Colorado State - CHEM - 111
Copyright The McGrawHill Companies, Inc. Permission required for reproduction or display.Is the study of matter, its properties, the changes that matter undergoes, and the energy associated with these changes.11Copyright The McGrawHill Comp
Colorado State - CHEM - 111
Copyright The McGrawHill Companies, Inc. Permission required for reproduction or display.Is the study of matter, its chemical properties, chemical changes that matter undergoes, and the energy associated with these changes.11Copyright The M
Colorado State - CHEM - 111
Copyright The McGrawHill Companies, Inc. Permission required for reproduction or display.A Systematic Approach to Solving Chemistry Problems Problem statement Clarify the known and unknown. Plan Suggest steps from known to unknown. Prepare a visua
Colorado State - CHEM - 111
Copyright The McGrawHill Companies, Inc. Permission required for reproduction or display.Definitions for Components of MatterElement the simplest type of substance with unique physical and chemical properties. An element consists of only one ty
Colorado State - CHEM - 111
Copyright The McGrawHill Companies, Inc. Permission required for reproduction or display.Atomic Symbols, Isotopes, NumbersA ZXThe Symbol of the Atom or IsotopeX = Atomic symbol of the element A = mass number; A = Z + N Z = atomic number
Colorado State - CHEM - 111
Wavesfor example: water waves Waves are characterized by amplitude (how much is the property changing?) , frequency (how fast does it change?), and wavelength (what is the distance between successive crests?)Wavelength () Frequency () Ve
Colorado State - CHEM - 111
Atomic Emission Spectroscopy (Line Spectra) When white light is passed through a prism, the entire visible spectrum can be seen. Atomic Emission Spectroscopy (Line Spectra)A light source can be made by sending an electric current through a
Colorado State - CHEM - 111
Successes of the Bohr modelNiels Bohr (18851962)The electron in the hydrogen atom can have only certain discrete values of energy. Energy of the electron in the hydrogen atom is quantized.E n=-13.6 eV 1n2 WaveParticle Duality of Mat
Colorado State - CHEM - 111
The Heisenberg Uncertainty Principle, 1927Heisenberg showed that one of the consequences of the waveparticle duality of matter was that the position and the momentum (mass x speed) of a particle cannot be simultaneously determined exactly. This
Colorado State - CHEM - 111
The SternGerlach experiment of 1921 showed that the electrons are magnetic with two possible orientations of their magnetic dipole. This required the introduction of a fourth quantum number, ms, the spin quantum number.m s= 1 2corresponding
Colorado State - CHEM - 111
Aufbau principle: to get the ground state electron configuration we put electrons in available orbitals starting with the lowest energy; Pauli exclusion principle has to be obeyed: no more than two electrons per orbital; electrons in the same
Colorado State - CHEM - 111
Ionization Energy The first ionization energy, IE1, is the amount of energy required to remove an electron from a gaseous atom: Na(g) Na+(g) + e E=IE1. The second ionization energy, IE2, is the energy required to remove an electron from a ga
Colorado State - CHEM - 111
Which of these metals has the most negative electron affinity?A. B. C. D. E. calcium cadmium chromium copper cobalt[Ar]4s2 [Kr]5s24d10 [Ar]4s13d5 [Ar]4s13d10 [Ar]4s23d7 Atomic radius measures how strongly the outer sh
Colorado State - CHEM - 111
Figure 8.27Apparatus for measuring the magnetic behavior of a sample. FOLLOWUP PROBLEM 8.7 PROBLEM:Writing Electron Configurations and Predicting Magnetic Behavior of Transition Metal IonsWrite the condensed electron configuration of ea
Colorado State - CHEM - 111
Covalent Bonding involves sharing of electrons between two or more nuclei. Covalent Bonding in H2(g) Lewis Structure of H2(g). Also represented as HH. The line represents a pair of shared electrons, or a bonding electron pair.H + H H:H
Colorado State - CHEM - 111
Types of Chemical FormulasA chemical formula is comprised of element symbols and numerical subscripts that show the type and number of each atom present in the smallest unit of the substance. An empirical formula indicates the relative number of a
Colorado State - CHEM - 111
Lewis structuresFirst, species that obey the octet rule: eight valence electrons for each atom (except H).Place all the atoms relative to each other. Atom with lowest group # is usually in the center (i.e. it is the central atom). This atom is
Colorado State - CHEM - 111
Lewis structuresFirst, species that obey the octet rule: eight valence electrons for each atom (except H).Place all the atoms relative to each other. Atom with lowest group # is usually in the center (i.e. it is the central atom). This atom is
Colorado State - CHEM - 111
VSEPR Valence Shell Electron Pair Repulsion TheoryAn electron group can be a nonbonding electron pair, a single bond, or a multiple bond around the central atom. H C Hsingle bondsOdouble bondtrigonal planarEach group of valence electrons
Colorado State - CHEM - 111
Paul Adrien Maurice Dirac (19021984)The underlying physical laws necessary for the mathematical theory of a large part of physics and the whole of chemistry are thus completely known, and the difficulty is only that the exact application of these
Colorado State - CHEM - 111
The Central Themes of VB Theory Basic PrincipleA covalent bond forms when the orbitals of two atoms overlap and the overlap region, which is between the nuclei, is occupied by a pair of electrons with opposite spins. The two wave functions are in
Colorado State - CHEM - 111
Today's Topic: PolarityBond Polarity Molecular PolarityChemQuizFor the ketene molecule, what is the hybridization of the atom labeled C1? (A) sp (B) sp2 (C) sp3 (D) sp3d (E) sp3d2ChemQuizFor the ketene molecule, what is the hybridization of th
Colorado State - CHEM - 111
Colorado State - CHEM - 111
Today's Topic: Intermolecular ForcesObservation of PolarityH2O, waterCCl4, carbon tetrachloridepolarnonpolarWhich is/are polar?acetoneethanolhexaneWhich is/are polar?acetoneethanolhexaneMolecular Comparison of States of Ma
University of Florida - MAC - 2313
Colorado State - CHEM - 111
Dipoledipole forces tend to be stronger than London dispersion forces for similar sized molecules. Dipoledipole forces tend to be stronger than London dispersion forces for similar sized molecules.What's so special about H2O? H2O can exhib
Colorado State - CHEM - 111
mole(mol) the amount of a substance that contains the same number of entities as there are atoms in exactly 12 g of carbon12. This amount is 6.022x1023. The number is called Avogadro's number and is abbreviated as N. One mole (1 mol) contains 6.
Colorado State - CHEM - 111
Empirical and Molecular Formulas Empirical Formula The simplest formula for a compound that agrees with the elemental analysis and gives rise to the smallest set of whole numbers of atoms. Molecular Formula The formula of the compound as it exist
Colorado State - CHEM - 111
Limiting Reactants2H2(g) + O2(g) 2H2O(g)There is not enough H2 to react with all the O2 initially present. Some O2 is left over after the completion of the reaction. H2 is referred to as the limiting reactant or limiting reagent. O2 is ref
Colorado State - CHEM - 111
The effect of side reactions on yield.A + B(reactants)C(main product)D(side products) Actual Yield vs. Theoretical YieldTheoretical Yield: The amount of product that is calculated to form when all of the limiting reagent has reacte
Colorado State - CHEM - 111
Solutions A solution is a homogeneous mixture. It consists of two `parts': Solute the smaller amount of substance Solvent the larger amount of substanceIn this class we talk almost exclusively about aqueous solutions (i.e. solvent = water)
Colorado State - CHEM - 111
The Unusual Properties of WaterWater Molecular Weight (g/mol) State at Standard T and P Melting Point (C) Boiling Point (C) Methane 16 Gas 182 164 Carbon Dioxide 44 Gas 78.5 (subl) 56.6 (5.2 atm)18 Liquid 0 100Figure 4.1Electron distr
Colorado State - CHEM - 111
Copyright The McGraw-Hill Companies, Inc. Permission required for reproduction or display.Sample Problem 4.1 Determining Moles of Ions in Aqueous Ionic Solutions PROBLEM: How many moles of each ion are in the following solutions? (a) 5.0 mol of amm
Colorado State - CHEM - 111
Acids are molecular compounds that dissociate in water to form an electrolyte solution containing anions and H+ cations. Bases are ionic or molecular compounds that generate OH ions in aqueous solution.Acidbase reaction (a.k.a. neutralization rea
Colorado State - CHEM - 111
4.29 Complete the following precipitation reactions with balanced molecular, total ionic, and net ionic equations. (b) FeSO4(aq) + Ba(OH)2(aq) > ? 4.29 Complete the following precipitation reactions with balanced molecular, total ionic
Colorado State - CHEM - 111
Colorado State - CHEM - 111
CHEM 111 Recitation Week #3 February 5th & 7th, 2008 (10 points) Some possibly useful informationName: ANSWER KEY Section:average atomic mass = [(isotope mass) x (fractional isotope abundance)] E = h = c En = 2.18 x 10-18J $" Z2 % 2' #n &h =
Colorado State - CHEM - 111
CHEM 111 Recitation Week 6 February 26th & 28th, 2008 (10 points)Name: Answer Key Section:1a. What is the general rule for determining whether a compound is ionic or covalent? (0.5 points) Ionic: between metals and nonmetals Covalent: between non
Colorado State - CHEM - 111
CHEM 111 Recitation Week 9 March 25th & 27th, 2008 (10 points)Name:KEYSection:Some possibly useful information Selected electronegativity values: B: 2.0; N: 3.0; O: 3.5; P: 2.1; S: 2.5; Cl: 3.0 1.000 lb = 453.6 g; Avogadro's number (NA): 6.022
Colorado State - CHEM - 111
Use the picture to answer questions 1-3. 1. This wave has the longest wavelength. 2. This wave has the lowest frequency. 3. This wave has the highest energy.4. Which atomic depiction below correctly represents the isotope 50Ti?22e 22p+ 28n022p+
Colorado State - CHEM - 111
CHEM 111 - Practice Test # 1 - Answer key 1. A 2. A 3. C 4. A 5. B 6. D 7. E 8. D 9. C 10. A 11. C 12. B 13. D 14. D 15. A 16. A 17. E 18. C 19. C 20. E 21. B 22. B 23. C 24. D 25. A
Colorado State - CHEM - 111
Additional Exam 1 Practice Problems (from textbook sections 8.0-8.4) (Answers are on the next page, don't peek!) 1. Select the correct ground-state electron configuration of sulfur (S). (A) (B) (C) (D) (E) 1s22s22p83s23p2 1s22s22p63s23p4 1s22s22p83s2
Colorado State - CHEM - 111
CHEM 111 - Practice Exam 2 March 4 & 6, 2008 PLEASE DO NOT WRITE ON THIS EXAM! SCRATCH PAPER IS AVAILABLE UPON REQEUST. For this exam, you will need a pencil, a TI-30Xa calculator and your CSU ID card. NO OTHER MATERIALS are allowed on your desk duri
University of Florida - MAC - 2313
Colorado State - CHEM - 111
Additional Exam 2 Practice Problems (from textbook sections 10.2, 11.0-11.2) (Answers are on the last page, don't peek!) Consider the following species in answering questions 1 4: i) H3O+ ii) SeF4 iii) CS2 iv) SiCl4v)ICl51. Which species use(s)
Villanova - COM - 1101
Speech Topic:EducationHola, me llamo Brittany Lewis y hoy hablar acerca de la educacin. Now, most of you do not have the faintest idea on what I said, yet within the United States Spanish is the most common language second to English and the ever
Villanova - COM - 1101
Speech Topic: Parental Disrespect Today I picked a topic to go over which many of you will relate to, and most are guilty of. I know I am. In a world filled with racism, discrimination, and hate, disrespect for other individuals seems to come natural
Villanova - COM - 1101
Speech: Leadership Listening to all these speeches on leadership, the definition of a leader can be interpreted in many different ways. A leader can be someone so bold as to start a movement or it can also be someone who just starts a simple trend. I
University of Florida - ACG - 4133c
Retail Method Illustrative ProblemAs of January 1, 2008, Retail Company installed the retail method of accounting for its merchandise inventory. To prepare the store's financial statements at June 30, 2008, you obtain the following data. Cost $ 30,0
New Mexico - RELG - 107
napodaca@unm.edu Judaism - A western covenantal monotheism, with two major historical periods; - Biblical Judaism (1800BCE- 70 BCE) - Rabbinical Judaism (70 CE-the present) Started out as polytheistic then evolved into a monotheistic religion Histori
George Mason - ENG AND DA - 101
Danjczek 1 Peter Danjczek Professor Kimmet English 101 078 8 November 2007 Mixed Martial Arts: Jujitsu vs. Muay Thai The popular and mainstream sports of the present day all seem to emphasize the need to be the fastest, strongest, and most athletic.
George Mason - DANC - 125
Danjczek 1 Peter Danjczek Professor Goodson Dance 125 003 31 October 2006 Reaction Paper: Martha Graham Dance CompanyDanjczek 2 On Friday, October 26, 2007, I had the honor of attending the Martha Graham Dance Companys closing celebration of its 8
George Mason - DANC - 125
Danjczek 1 Peter Danjczek Professor Goodson Dance 125 003 12 December 2007 Extra Credit Paper: GMU Dance Company December ConcertDanjczek 2 On Thursday, December 6, 2007, I had the opportunity of attending the December Concert presented by the Geo
George Mason - ENG - 101
Danjczek 1 Peter Danjczek Professor Thomas J. Rushford History 100: Western Civilization Final Exam Essay#1:This is (was) a class whose title is "Western Civilization." In your essay, definewestern civilization and, using 3 of our 7 trials (alo
George Mason - PHIL - 253
Danjczek 1 Peter Danjczek Professor R. Cherubin Philosophy 253002 13 February 2008 Assignment 1 Plato, Euthyphro In Plato's the Euthyphro, Socrates seeks out the definition of piety through a series of questions and answers with Euthyphro. Socrates s
University of Florida - ACG - 4133c
Present Value Measurements and "Hicksian" IncomeGaines Ville is considering purchasing a business venture on December 31, Year 0. If she does so, she will receive cash (gross) at the end of each year as follows: Year 1 2 3 4 Amount $14,000 16,000 12
UConn - ENGL - 110
10-11-06 English 110 Effective Education bell hooks and Sherry Turkle are educated women who are unhappy with the education system. hooks sees how class, particularly those of blacks, affects how educated a person is perceived and in turn how educate
UConn - ENGL - 110
English 110 2-6-07 Family Ways I am a person who does not handle change well; it takes me a little bit of time to get used to something, so when change comes about, I am not too happy with it. Often I do not see the need for change to occur, but I ha
UConn - ENGL - 110
English 3-13-07 The Language BarrierLanguage is the most important aspect of our society; how we communicate with each other influences everything in our lives. There are so many aspects of language that interpreting them correctly is sometimes dif