Experiment Acids‚ Bases‚ and Neutrals Problem Are common house-hold products pH balanced and neutral? Information Gathered pH measures how acidic or alkaline a solution is. The pH scale ranges from 0-14. Solutions that range from 0-6 are considered to be acidic. Solutions that are on the acidic end of the scale are low in pH‚ high in hydrogen ion‚ and low in hydroxyl ions. An acid has a sour taste‚ hence‚ will react to metal and will be corrosive; therefore‚ they are considered as an electrolyte
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Aqueous Acid/Base Chemistry Resources: Harris ‘Quantitative Chemical Analysis’ Review: Pure water has a pH = 7 Autodissociation: H2O (( H3O+ + OH- K = [H3O+][OH-]/[H2O] -log[H3O+] = 7 [H3O+] = 10-7 M = [OH-] [H2O] = 55.56 M K = 1.8 x 10-16 ; pKa = 15.74 pKa is the acid dissociation constant; low pKa (strong acid‚ high pKa (weak acid we can also write Kw = [H3O+][OH-] Kw = 10-14 In water‚ pH + pOH = 14 pH scale Strong
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Review Sheet Exercise 10 Acid/Base Balance NAME 1. Match each of the definitions in Column A with the appropriate description in Column B. Column A Column B F 1. pH E 2. acid D 3. base A 4. acidosis B 5. alkalosis C 6. carbon dioxide a. condition in which the human body’s pH levels fall below 7.35 b. condition in which the human body’s pH levels rise above 7.45 c. mixes with water in the blood to form
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Bases of Power in an Organization Leadership in an organization can be defined as the approach and manner in which directions are provided‚ plans implemented and workers motivated. The bases of power can be said to be the ways and methods which the managers of an organization use in order to influence the behavior of the employees. It is also referred to as the possession of authority on the employees and having an influence over other people. Power is extremely beneficial tool in an organization
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BASE ISOLATED BUILDINGS What is base isolation? When a building is built away (isolated) from the ground‚ resting on flexible bearings or pads known as base isolators. It is of the most popular means of protecting a structure against earthquake forces. HISTORY The first evidence of architects using the principle of base isolation for earthquake protection was discovered in Pasargadae. One of the world’s first base-isolated structures – the William Clayton building Base Isolation
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Department of Industrial Management and Logistics Division of Engineering Logistics Planning for Supplier Base Reduction - understanding Supplier Base Reduction’s role in purchasing A case study at Alfa Laval AB Authors Fabian Karlsson Sebastian Eriksson-Ritzén Supervisors Ala Pazirandeh Markus Ekendahl ii Acknowledgements This thesis completed our Master of Science in Mechanical Engineering with specialization in Logistics and Supply Chain Management at the Faculty of Engineering
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Title: Acids‚ Bases & Buffers Objectives: 1. To understand the acid-base chemistry. 2. To prepare and evaluate a buffer system 3. To measure the buffering capacity of two types of isotonic drinks. Introduction: There are acid-forming‚ basic forming and neutral food‚ however the acid or alkaline properties of a food is unable to judge by the actual acidity of the food itself. For example‚ citrus fruits such as lemon are acidic‚ but they are alkaline-forming when we consume and digest it. Therefore
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Supplier Base Reduction Supplier Base Reduction Department of Industrial Management and Logistics Division of Engineering Logistics Planning for Supplier Base Reduction - understanding Supplier Base Reduction’s role in purchasing A case study at Alfa Laval AB Authors Fabian Karlsson Sebastian Eriksson-Ritzén Supervisors Ala Pazirandeh Markus Ekendahl ii Acknowledgements This thesis completed our Master of Science in Mechanical Engineering with specialization in Logistics
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POWER. The most important and unyielding condition of management isn’t human relations‚ communication skills or employee empowerment‚ but power. POWER. Defined as the ability to influence and produce a desired effect on other individuals without having one’s own behavior modified in any undesired way by other individuals. On one hand‚ some people view power as being limited in amount‚ kind of like a pie‚ with constant conflict about who gets the largest slice. On the other hand‚ people view it as
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Five Bases of Power Claudette Irizarry BCOM230 November 19‚ 2012 Katalin Ogle Five Bases of Power There are five bases of power that may be used in a professional environment. Referent power‚ coercive power‚ legitimate power‚ reward power and expert power. Each one of these different types of power is used in different ways to reach the same result. Some forms of power are personal and some are formal. In my professional career I have used at least three of these types of power. Referent
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