Thursday, November 28, 2019

A Comparative Review of Fredrick Taylor and Frank Gilbreths essays

A Comparative Review of Fredrick Taylor and Frank Gilbreths essays Frederick Taylor and Frank Gilbreths similarities far out weigh their differences. They helped to revolutionize management theories. Using three management foundation textbooks I will lay a clear foundation of knowledge on what these two pioneers have given to the management world. Also, in taking a closer look at these two theorists one may gain a new look at how efficiency can be achieved. Reviewing these two theorists is essential in basic study management. A Comparative Review of Fredrick Taylor and Frank Gilbreths Management Theories Scientific method had its first big influence on American economy by the Ford Company. In 1916 Henry Ford was able to dramatically decrease the price of his automobiles by over $590. Using the scientific method this price decrease only took two years to implement. Although Ford would deny that the implementation of an assembly line to increase output and decrease labor had no influence by a scientific method, it could be directly argued that this is actually an absolute definition of scientific method that were practiced and perfected by Fredrick Taylor and Frank Gilbreth. In order to completely understand Fredrick Taylor and Frank Gilbreths management theories one must first recognize how they relate to each other. The contributions of Taylor and Gilbreth have changed society forever. Key attributes provided by each theorist are still in play today. Frederick Taylor (1856-1917) grew up in such a strict household the ultimately critics linked his desire for perfection to his past. As a child he searched for ways to improve his games. Taylor was not the originator of many of his ideas, but was a pragmatist with the ability to synthesize the work of others and promote them effectively to a ready and eager audience of industrial managers who were striving to find new or improved ways to increase performance. At the time of Taylor's work, a typical manager would have v...

Sunday, November 24, 2019

Introduction To Stoichiometry

Introduction To Stoichiometry One of the most important parts of chemistry is stoichiometry. Stoichiometry is the study of the quantities of reactants and products in a chemical reaction. The word comes from the Greek  words:  stoicheion  (element) and  metron  (measure). Sometimes youll see stoichiometry covered by another name: mass relations. Its a more easily pronounced way of saying the same thing. Stoichiometry Basics Mass relations are based on three important laws. If you keep these laws in mind, youll be able to make valid predictions and calculations for a chemical reaction. Law of Conservation of Mass - mass of the products equals the mass of the reactantsLaw of Multiple Proportions - the mass of one element combines with a fixed mass of another element in a ratio of whole numbersLaw of Constant Composition - all samples of a given chemical compound have the same elemental composition Common Stoichiometry Concepts and Problems The quantities in stoichiometry problems  are expressed in atoms, grams, moles, and units of volume, which means you need to be comfortable with unit conversions and basic math. To work mass-mass relations, you need to know how to write and balance chemical equations.  Youll need a calculator and a periodic table. Heres information you need to understand before you start work with stoichiometry: How the Periodic Table WorksWhat a Mole IsUnit Conversions (Worked Examples)Convert Grams To Moles (Step By Step Instructions) A typical problem gives you an equation, asks you to balance it, and to determine the amount of reactant or product under certain conditions. For example, you may be given the following chemical equation: 2 A 2 B → 3 C and asked, if you have 15 grams of A, how much C can you expect from the reaction if it goes to completion? This would a be a mass-mass question. Other typical problem types are molar ratios, limiting reactant, and theoretical yield calculations. Why Stoichiometry Is Important You cant understand chemistry without grasping the basics of stoichiometry because it helps you predict how much of a reactant participates in a chemical reaction, how much product youll get, and how much reactant might be left over. Tutorials and Worked Example Problems From here, you can explore specific stoichiometry topics: How To Balance EquationsExample of Balancing an EquationUnderstanding Molar RatiosHow To Find the Limiting ReactantHow To Calculate Theoretical Yield Quiz Yourself Do you think you understand stoichiometry? Test yourself with this quick quiz.

Thursday, November 21, 2019

One event it had improve my english language Essay

One event it had improve my english language - Essay Example We were a bit relieved to realize that the agents in the airline were from Bahrain and they told me to leave my luggage as I was taking my board to Minneapolis via Chicago which connected to London from Bahrain. This was quite a harrowing experience for a person like my Shalan and I who had limited knowledge of English language and we had great challenge when it came to understanding announcements on shifting from one gate to another as we exchanged flights across the different cities. A few hours after arrival in the airport I heard the departure announcement for my flight in Arabic and hurried to the checkpoint for security check procedure. It here that I realized very few passengers about three or two were speaking Arabic language as the majority was internationals. My worry increased especially when I reached London and realized that only one person with a dark hair, little dark skin in his late of twenties I overheard speaking on the phone was Arabic speaker. I planned to speak to him and seek his help in getting my way out of the Heathrow Airport as we were going to connect to the next stopover. This was after I realized that the person seated next to me was an American after I saw him reading some book written in English. I had earlier in Manama tried to put everything in order and ensure all my documents were intact but I realized that one of my travel documents from London to Chicago was missing. I felt worried and could not settle but didn’t have a way of expressing myself to the English speaking American and so I simply stood and begun to behave in a manner suggesting I had a problem. Even the flight attendant did not understand me until some old man entered the plane with a son and helped in translating my problem from Arabica to the attendant and the American. It is after this that I got a surprising tap on my