CHE 242 Tutorial 3: Problems & Answers Week 4: Feb 2- 6‚ 2009 1. Consider a gas that occupies 1.00 dm3 at a pressure of 2.00 bar. If the gas is compressed isothermally at constant external pressure‚ Pext‚ so that the final volume is 0.500 dm3‚ what is the smallest value Pext can have? Calculate the work involved using this value of Pext. Solution For compression to occur‚ the value of Pext must be at least as large as the final pressure of the gas. P1 = 2.00 bar‚ V1 = 1.00 dm3‚ V2 = 0.500
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~Fulfilling ethical values and islamic virtues~ * Ethics known as moral philosophy‚define ethics as "a set of concepts and principles that guide us in determining what behavior helps or harms sentient creatures. * Virtue is moral excellence. A virtue is a positive trait or quality deemed to be morally good and thus is valued as a foundation of principle and good moral being. Personal virtues are characteristics valued as promoting collective and individual greatness. This has been mention
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William ‘Bill’ Shakespeare’s The Tragedy of Hamlet‚ King of Denmark‚ a turn of the 16th century revenge tragedy play‚ is today still a relevant and delving tale‚ that stands as Bill’s reconceptualization of the genre. The genre was popular at the time of Hamlet’s creation‚ and thereby retains traditional elements of a revenge tragedy. However‚ and after adding many dramatic elements‚ a flicker of an Oedipus complex‚ and a touch of humor‚ Bill analyses and explores the revenge tragedy on a more complex
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XI (Science) has completed the chemistry investigatory project entitled The Study of the Acidity of Different Samples of Tea Leaves and the Reasons for the Variation in their Taste as a partial fulfillment of course curriculum under the supervision of Mrs. Mamta Agarwal. This is a bonafide work prepared by herself. Signature of Internal Examiner ACKNOWLEDGEMENT I bonafied CBSE for giving us such an opportunity to make this project. I would like to thank each and
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The Gnostic Gospels Synopsis Chapter 1 In this chapter Pagels examines the history of Christ’s resurrection and how the Gnostic and orthodox versions differ. The orthodox Christians adopted the literature view of the resurrection‚ while the Gnostic texts revealed a more symbolic interpretation; say that those who experienced Christ’s resurrection did so as more of a spiritual manner than a physical one. Pagels notes‚ however‚ that the New Testament includes interpretations of the resurrection
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Kimyra Lattimore Senior Literature 1st period 01/11/15 ‘Tumbling’ Synopsis Diane McKinneyWhetstone is an African American author. Diane was born August‚ 14 1953 to her father‚ Pennsylvania State’s Senator‚ Paul McKinney and his wife Besie. Diane has eight proclaimed novels and have many awards including the BCALA Literary Award for Fiction from the Black Caucus of the American Library Association. “Tumbling” is a Fiction novel and African American Literature. This genre appealed to me because it
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Apollo 13 Synopsis On July 20‚ 1969‚ veteran astronaut Jim Lovell hosts a party for other astronauts and their families‚ who watch on television as their colleague Neil Armstrong takes his first steps on the Moon during the Apollo 11 mission. Lovell‚ who orbited the Moon on Apollo 8‚ tells his wife Marilyn that he intends to return‚ to walk on its surface. On October 30‚ while giving a VIP tour of NASA’s Vehicle Assembly Building‚ Lovell is informed by his boss Deke Slayton that he and his crew
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CM5121 Graduate Organic Chemistry General Administration Matters Dr. Zhang Sheng Office no: S7-03-12 Email: chmzs@nus.edu.sg CM5121 Assessments CA (quiz‚ project) 50% Final Exam (Closed Book) 50% CA: choose 2 out of 3 Quiz 1 (Week 7‚ closed book) 25% Quiz 2 (Week 11‚ closed book) 25% Project Presentation 25% (Week 11-13) 2 Syllabus Broadly divided into 2 parts: 1) Pericyclic Reactions i) Electrocyclic ii) Cycloaddition and cycloreversion iii) Sigmatropic 2) Rearrangements
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Synopsis of: Elements of Life Your body is made of elements‚ like everything else in the world‚ even the universe. Amazingly about 97% of our bodies are made up of only four elements‚ oxygen‚ carbon‚ hydrogen‚ and nitrogen. The other 3 percent is filled with 20 other elements‚ which are needed to live. Some of those elements are calcium‚ phosphorus‚ potassium‚ sulfur‚ sodium‚ magnesium‚ and many more. In the circulatory system‚ two elements that are critical to the circulatory system are iron
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Chapter 4 - Chemical Bonding Outline • 4.2 Naming Compounds and Writing Formulas • 4.1 Types of Chemical Bonds • 4.4 Electronegativity‚ Unequal Sharing‚ and Polar Bonds • 4.5 Vibrating Bonds and the Greenhouse Effect • 4.3 Lewis Structures • 4.6 Resonance • 4.7 Formal Charge: Choosing among Lewis Structures • 4.8 Exceptions to the Octet Rule • 4.9 The Lengths and Strengths of Covalent Bonds © 2014 W. W. Norton Co.‚ Inc. 1 Chemical Bonds All chemical bonds consist of _______ that
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