Desiree Trujillo March 6th‚ 2013 Lab # 3 Chemistry 101 Physical & Chemical Properties Purpose To examine the physical and chemical properties of multiple natural chemical substances‚ and to determine which changes are chemical and which are physical. Data Solubility or Reaction | SubstanceName | Color | Odor | Effectof Heat | ColdH2O | HotH2O | LitmusTest | DiluteHCl | DiluteNaOH | Mg | Silver
Premium Chemistry Chemical reaction Sodium
Atomic Structure Worksheet Name: Period: 1. Name the three particles of the atom and their respective charges are: a. b. c. 2. The number of protons in one atom of an element determines the atom’s ‚ and the number of electrons determines of an element. 3. The atomic number tells you the number of in one atom of an element. It also tells you the number of in a neutral atom of that element. The atomic
Free Chemical element Atom Atomic number
Q_1 From the Exhibit 4‚ U.S. Frasch Sulphur Industry Prices and Profitability‚ 1940-1967‚ we can get the information about the variations in the return on invested capital earned by the industry over the several decades. In sulphur industry‚ the return on invested capital was around 15% from 1940 to 1945. From 1946‚ rate of return began to increase dramatically‚ starting from 16.2 %( 1945)‚ and reached 33.8% in 1950. This high rate of return kept for couples of years (1951-1955)‚ ranging from 29%
Premium Investment Rate of return Net present value
Cost of equity and the WACC (see Table 1) Because US future risk premium ranges from 3% to 5%‚ the risk premium used in this case is 4%. In terms of unlevered beta of assets‚ we used average of the companies that is specialized for 21`only. Based on all above judgements‚ calculated cost of equity is 15.37%‚ and WACC is 12.01%. Calculation of NPVs Table 2 and Table 3 show the next 10 years cash flow of the Collinsville Plant without and with laminated graphite electrodes. Using the calculated
Premium Laminate Chlorine Risk
CHEMTECH INC Case 13-1 1. What problems are faced by Chemtech in the following areas: logistics and supply chain management‚ purchasing‚ and marketing? Chemtech Inc established in 1980‚ is a market leader in production of chemicals in Atlanta. Its principal utilities and a distribution center are located in outside Atlanta. Chemtech is facing a problem in logistics and supply of its produce as it has only a single distribution center which is facing a huge requirement of expansion and addition
Premium Supply chain management Supply chain management terms Logistics
Interatomic Bonding Tutorial Suggested Solutions 1. |Substances |Type of bonding |Type of structure | |H2O |Covalent |Simple molecular | |SiCl4 |covalent |simple molecular | |RbCl |ionic |giant lattice/ionic | |Si |covalent
Premium Chemical bond Ionic bond Covalent bond
Essay Paper #2 Narcotics Anonymous Meeting Group Structure: Type of group: This meeting was a “Narcotics Anonymous Open Sharing Meeting”. This component‚ where anyone attending had the opportunity to share. There was no direct feedback from the other participants during the “share”‚ thus only one person spoke at any given time during that portion of the meeting. Organizational affiliation: Narcotics Anonymous as a group has no affiliation outside
Premium Alcoholics Anonymous Drug addiction Alcoholism
Question 1 How much business risk does AHP face? How much financial risk would AHP face at each of the proposed levels of debt shown in case Exhibit 3? Answer these questions by computing and evaluating the asset beta and the equity beta. To start with‚ we have to state the difference between business risk and financial risk. Business risk represents the risk of the firm’s assets when no debt is used. It is then the risk that is inherent to the firm’s operations. This risk is represented by
Premium Finance Stock market Stock
* * Yogi’s Minimum * Case 08-4 * * Background * * A public utility company‚ Big Bear Power‚ has signed a 10-year non-cancelable lease from Goliath Company for a combustion turbine. The lease agreement is signed on December 15‚ 2004 and Big Bear has the right to use the turbine as of January 1‚ 2005. * Annual lease payments are $1 million per year‚ payable ratably over 12 months at the beginning of each month‚ according to the lease agreement. The minimum rent
Premium Renting Payment Leasing
Purpose The purpose of this lab was to observe chemical changes which result in different properties. Procedure First all materials needed for experiment were gathered. Using a sanitized scissor‚ all the pipets were cut open at the very top of the pipet. The 96 well plate was used for combining the chemicals to see what the reactions were and the 12 well plate was used for holding the pipets filled with chemicals that had been opened. In column 1 row A of the 96 well plate; two drops of NaHCO3 was
Premium Chemical reaction Chemistry