Contents 1. Summary 1 2. Introduction 1-3 1.1 Least Squares Method 2 1.1.1 Method 2 1.2 Minimum Zone Method 3 2. Objectives 3 3. Apparatus 3-4 4. Procedure 4 5. Results 4-7 5.1 Straightness 4-6 5.2 Flatness 7 6. Discussion 8-10 6.1 Straightness 8 6.2 Flatness 8-9 6.3 Closing error 9-10 7. Conclusion 10 8. References 10 9. Appendices 11-15 9.1 Appendix A-Procedure 11-13 9.2 Appendix B-Certificates of calibration 14-15 1. Summary The aim of this experiment was
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acidic conditions the red form of the dye is converted into its bluer form to bind to the protein being assayed. The (bound) form of the dye has an absorption spectrum maximum historically held to be at 595 nm. Objective: To determine the technique to a series of protein purification steps that yield α-lactalbumin in sufficient amounts and purity for futher characterization by UV spectroscopy. Introduction: Protein purification is a series of processes intended to isolate a single type
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Introduction Wrong or inaccurate measurements can lead to wrong decisions‚ which can have serious consequences‚ costing money and even lives. The human and financial consequences of wrong decisions based on poor measurement being taken in matters as important as environmental change and pollution are almost incalculable. It is important therefore to have reliable and accurate measurements which are agreed and accepted by the relevant authorities worldwide. Metrologists are therefore continuously
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Name: Date: Exp 1: Observations of Chemical Changes Lab Section: Data Tables: Part 1: Chemicals Well No. Observations of the Reaction A. NaHCO3 + HCl A1 clear‚ bubbles B. HCl + BTB B1 yellow‚ clear C. NH3 + BTB C1 clear blue D. HCl + blue dye D1 green E. Blue dye + NaOCl E1 clear blue with the 1 drop of HCl green/blue F. NaOCl + KI A2 rusty-yellow with 1 drop of starch black G. KI + Pb(NO3)2 B2 yellow‚ not clear H. NaOH + phenolphthalein A3 purple‚ violet I. HCl + phenolphthalein
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The laboratory To explore the ways aspects of power are shown in the poem. This poem is a dramatic monologue about a woman whose lover is cheating on her with his mistress ‘Pauline’. The woman who is speaking talks about her feelings of hatred and betrayal‚ so she decides to show her lover how much she is hurt by poisoning his mistress and making him watch her die slowly. Robert Browning’s poem was set in the ancient regime when women were thought of as incapable and a lower class because of their
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In The Laboratory‚ the courtesan chooses poison as her murder weapon. Poison is often the weapon of choice for female killers. It requires little or no physical strength to administer‚ and can be done secretly. It also leaves little evidence thus making it difficult to detect the culprit. We believe the act of murder is because of another woman that her lover is with and she feels physically inferior to her rival. We know this because she starts saying ‘What a drop! She’s not little‚ no minion like
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Transformational Learning Amy Fowler EXP 105 Instructor Thomas Sifrit September 23‚ 2013 The Four Stages of Transformational Learning Transformational change occurs when a person faces a significant decision or situation that will change their life. Being a transformative learner is to reflect on how some of the past experiences we have been through and how those experiences have changed our feelings‚ thoughts‚ and actions. There are four stages of the transformational learning process. These
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My biggest motive to further my education is myself. According to Malcolm Knowles research there are four different motives that stimulate adults to learn. The “Practical Context” suggests that an adult is motivated to learn because the knowledge he/she gains will be put into practice whether it’s immediately or in the future. This person feels that the information will help him/her cope with daily situations with more ease. The “Experiential Context” this adult learner is someone that has become
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Access HP&S Biological Concepts Microorganisms and Biotechnology Use of Aseptic Technique Introduction Microorganisms (microbes) such as prokaryotes are the oldest life form that we know. Various forms have been discovered‚ not only to survive‚ but to thrive in the most hostile and extreme of environments and have been named extremophiles and various types of microbes are found in every niche of ecology. Due to their resilience and success at sustaining their existence‚ it has proven to
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As I look back on the past few weeks‚ I still stand firm on how I look at online learning in retrospect to traditional classrooms. If anyone was to ask me about the quality of online education at Ashford University‚ I would have to commend those who took the time to construct Ashford’s online curriculum and praise how caring and thoughtful all the instructors are. When I first started my online experience here at Ashford University‚ I actually had reservations towards the instructor and my fellow
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