U.S. CHEMIC AL S AFETY AND H AZ ARD INVESTIG ATION BOARD INVESTIGATION REPORT LPG FIRE AT VALERO – MCKEE REFINERY (Four Injured, Total Refinery Evacuation, and Extended Shutdown) Photo: Associated Press VALERO ENERGY CORPORATION SUNRAY, TEXAS FEBRUARY 16, 2007 KEY ISSUES: • FREEZE PROTECTION OF DEAD-LEGS • EMERGENCY ISOLATION OF EQUIPMENT • FIREPROOFING OF SUPPORT STEEL • FIRE PROTECTION FOR HIGH PRESSURE LPG SERVICE • CHLORINE RELEASE REPORT NO. 2007-05-I-TX JULY 2008
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Name ____________________________ Date _______________ Per _______ Valence Electrons Worksheet follow along with the lecture by completing the sample problems below. KEEP THESE NOTES IN YOUR FOLDER! Example 1: How many valence electrons does Magnesium have? 1. Write the electron configuration 2. Circle the subshells in the highest energy level 3. Count the electrons in those orbitals Example 2: How many valence electrons does Chlorine have? Example 3: What is the electron dot
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the percent composition you ensured we understand each step must be included for full point in case of an error during our procedure. We finished the eChat reviewing empirical formulas as well molecular formulas and discussing stoichiometry and the chemical recipe of “club house stoichometry”. We worked through some questions of stoichometry as well as mass stoichometry. 2. What skills or concepts did you learn by participating in this eChat? The skills and concepts I learned by participating
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Predicting Reaction Products Predict the products for the following reactions, balance the equation, then classify the type of reaction: 1) ____ Na + ____ FeBr3 ( 2) ____ NaOH + ____ H2SO4 ( 3) ____ C2H4O2 + ____ O2 ( 4) ____ NH3 + ____ H2O ( 5) ____ PbSO4 + ____ AgNO3 ( 6) ____ PBr3 ( 7) ____ HBr + ____ Fe ( 8) ____ KMnO4 + ____ ZnCl2 ( 9) ____MnO2 + ____ Sn(OH)4 ( 10) ____ O2 + ____ C5H12O2 ( 11) ____ H2O2 ( 12) ____ PtCl4 + ____ Cl2
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Corporate culture of the organization Corporate culture — set of models of behavior which are acquired by the organization in the course of adaptation to environment and the internal integration, shown the efficiency and divided by the majority of members of the organization. Components of corporate culture are: * the accepted system of leadership; * styles of a resolution of conflicts; * operating system of communication; * position of the individual in the organization; * features
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Part A: 1. The first problem is to count the number of even and odd elements in an array of integers. The next problem is to place them into an array of length 2. Then, return the array with the elements. 2. The linear search will be helpful because its meant for finding specific values. 3. public static int[] evenOdds(int[] values) { // your work here int[] myArray = new int[2]; for (int element: values) { if (element % 2 == 0)
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survive, it filters out harmful UV rays from the sun, it holds heat and creates weather, and keeps stuff from entering from the atmosphere. That all happens in the stratosphere. It can be considered a few vertical miles of chemicals because each level has its own chemicals in it. For example the stratosphere contains a lot of O3. 4. PM10 includes particles with an average diameter of 10 mm or less, .0004 inches. PM2.5 is a subset of PM10 and includes particles with an average diameter of less
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Phil 160/Intro to Ethics 10-12-2015 You Killed My Daughter Dennis Fitch barley survived one of the most horrific experiences a human being can, only to be put into another. After directly being responsible for saving 185 of 296 souls aboard United’s domed flight 232 in July 1989. The Mother of one of the deceased walked up to him and pointed a finger into his chest and said “You Killed My Daughter”. Poor Fitch, he could have responded in so many different ways including no response at all
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STRUCTURAL ORGANIC CHEMISTRY. THE SHAPES OF MOLECULES. FUNCTIONAL GROUPS I n this chapter we first briefly review the most important types of covalent bonds encountered in organic substances and the ways in which these bonds are represented in structural formulas. Next we consider the sizes and shapes of organic molecules and how structural formulas written in two dimensions can be translated into three-dimensional models that show the relative positions of the atoms in space. We also
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Moseley's discoveries resulted in a more accurate positioning of elements in the Periodic Table by closer determination of atomic numbers. In 1913, while working at the University of Manchester, Moseley observed and measured the X-ray spectra of various chemical elements obtained by diffraction in crystals. Through this he discovered a systematic relation between wavelength and atomic number. This discovery is now known as the Moseley’s law Both the apparent irregularities in the location of elements such
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