Essay about Kiumarsi CHY242 W15 Chapter 15

Essay about Kiumarsi CHY242 W15 Chapter 15 Essay about Kiumarsi CHY242 W15 Chapter 15 CHY242 Organic Chemistry II Chapter 15 Infrared Spectroscopy & Mass Spectrometry Amir Kiumarsi  15.1 Introduction to Spectroscopy 15.2 IR Spectroscopy 15.3 Signal Characteristics: Wavenumber 15.4 Signal Characteristics: Intensity 15.5 Signal Characteristics: Shape 15.6 Analyzing an IR Spectrum 15.7 Using IR to Distinguish between Two Compounds 15.8 Introduction to Mass Spectrometry 15.9 Analyzing the (M)+ Peak 15.10 Analyzing the (M+1) + Peak 15.11 Analyzing the (M+2) + Peak 15.12 Analyzing the Fragments Chapter 10/2 15.14 Gas Chromatography- Mass Spectrometry 15.1 Introduction to Spectroscopy Wavelength Frequency Chapter 13/3 15.1 Introduction to Spectroscopy There are many wavelengths of light that cannot be observed with your eyes. Copyright 2012 John Wiley & Sons, Inc. 15-4 Klein, Organic Chemistry 1e 15.1 Introduction to Spectroscopy When light interacts with molecules, the effect depends on the wavelength of light used. This chapter focuses on IR spectroscopy. Copyright 2012 John Wiley & Sons, Inc. 15-5 Klein, Organic Chemistry 1e Interaction Electromagnetic Radiation with Molecules Chapter 13/6 Electromagnetic Spectrum Absorption Spectra Chapter 13/7 Electromagnetic Spectrum Absorption Spectra Chapter 13/8 Interaction Electromagnetic Radiation with Molecules p. 503 Infrared Spectroscopy Wavenumber is the reciprocal of wavelength Fig. 13-3, p. 505 Vibration in Organic Molecules Vibration of Water (H2O): youtube.com/watch?v=1uE2lvVkKW0 Vibrations of Molecules: youtube.com/watch?v=3RqEIr8NtMI Chapter 10/11 Â © 2012 Pearson Education, Inc. 15.2 IR Spectroscopy Molecular bonds can vibrate by stretching or by bending in a number of ways. This chapter will focus mostly on stretching frequencies. Some night vision goggles can detect IR light that is emitted. Copyright 2012 John Wiley & Sons, Inc. 15-12 Klein, Organic Chemistry 1e 15.2 IR Spectroscopy The energy necessary to cause vibration depends on the type of bond. Copyright 2012 John Wiley & Sons, Inc. 15-13 Klein, Organic Chemistry 1e 15.2 IR Spectroscopy In the IR spectrum: % transmittance Wavenumber Copyright 2012 John Wiley & Sons, Inc. 15-14 Klein, Organic Chemistry 1e 15.2 IR Spectroscopy IR spectrum characteristics WAVENUMBER INTENSITY Strong, Moderate, weak SHAPE Copyright 2012 John Wiley & Sons, Inc. 15-15 Klein, Organic Chemistry 1e 15.3 IR Signal Wavenumber The WAVENUMBER for a stretching vibration depends on the bond strength and the mass of the atoms: bonded together Copyright 2012 John Wiley & Sons, Inc. 15-16 Klein, Organic Chemistry 1e 15.3 IR Signal Wavenumber Rationalize the trends below using the wavenumber formula: 1. 2. Copyright 2012 John Wiley & Sons, Inc. 15-17 Klein, Organic Chemistry 1e 15.3 IR Signal Wavenumber The wavenumber formula and empirical observations allow us to designate regions as representing specific types of bonds. Copyright 2012 John Wiley & Sons, Inc. 15-18 Klein, Organic Chemistry 1e 15.3 IR Signal Wavenumber region above 1500 cm-1 is called the diagnostic region. The region below 1500 cm-1 is called the fingerprint region. Copyright 2012 John Wiley & Sons, Inc. 15-19 Klein, Organic Chemistry 1e 15.3 IR Signal Wavenumber Analyze the diagnostic and fingerprint regions below. Copyright 2012 John Wiley & Sons, Inc. 15-20 Klein, Organic Chemistry 1e 15.3 IR Signal Wavenumber Analyze the diagnostic and fingerprint regions below. Copyright 2012 John Wiley & Sons, Inc. 15-21 Klein, Organic Chemistry 1e 15.3 IR Signal Wavenumber Compare the IR spectra. Copyright 2012 John Wiley & Sons, Inc. 15-22 Klein, Organic Chemistry 1e 15.3 IR Signal Wavenumber Compare the IR stretching wavenumbers below. Are the differences due to mass or bond strength? Which bond is strongest, and WHY? Copyright 2012 John Wiley & Sons, Inc. 15-23 Klein, Organic Chemistry 1e

Homophone for Band

Homophone for Band The words band and banned  are  homophones: they sound alike but have different meanings. Homophone for Band As a noun, band refers to a musical group or to any group of people joined for a common purpose. In addition, the noun band means a ring, a restraint, a belt, or a specific range of wavelengths or radio frequencies. As a verb, band means to mark with a band or to unite for a common purpose (band together). Banned is the past and past-participle form of the verb to ban, which means to forbid or prohibit. Examples Whenever possible, the individual members of the band travel from gig to gig by rented car.​The diadem is a band of gold more than an inch in width and eighteen inches in length.​The demand for new radio stations in the 1960s prompted the FCC to push new licensees into the FM band.​In 1926, H.L. Mencken was arrested in Boston for selling a banned copy of the American Mercury magazine. Practice (a) Chuck and his friends formed a rock _____, but they had trouble finding an instrument for Amos to play.(b) My father used to hide _____ books in a little vault he had built in the basement.(c) The rival factions were forced to _____ together to protect their homes against a new enemy. Answers (a) Chuck and his friends formed a rock  band, but they had trouble finding an instrument for Amos to play.(b) My father used to hide  banned  books in a little vault he had built in the basement.(c) The rival factions were forced to  band  together to protect their homes against a new enemy. Answers to Practice Exercises: Band and Banned (a) Chuck and his friends formed a rock band, but they had trouble finding an instrument for Amos to play.(b) My father used to hide banned books in a little vault he had built in the basement.(c) The rival factions were forced to band together to protect their homes against a new enemy. Glossary of Usage: Index of Commonly Confused Words

Changes in the United States after the Civil War Research Paper - 1

Changes in the United States after the Civil War - Research Paper Example The economic and social differences between the southern and northern parts of the country also contributed to the war, as the latter region was characterized by industrialization and urbanization while the former was an agrarian economy. The industrialized northern part had an advantage over the other and, thus, they won the war. The country’s rights were limited as the federal government enjoyed more power and this induced a protest against the federal government, therefore, causing the Civil War. They believed that Lincoln was anti-slavery and in favor of Northern interests. Before Lincoln was even president, seven states had seceded from the Union: South Carolina, Mississippi, Florida, Alabama, Georgia, Louisiana, and Texas†. The economic changes succeeding any war are found to be negative as the destruction caused by the war pull back the economic condition of a country since a huge amount of cost is involved. â€Å"The struggle to define the composition of â€Å" the people† and the republic in the new postwar and post-emancipation South was hardly settled by the American Civil War. But there was no going back. It was not just that slavery was abolished and the Confederacy destroyed, but that the slaveholders’ stunning experiment in proslavery and antidemocratic nation building was over†.Devastating economic changes were visible in both regions, but the southern part witnessed more destruction comparatively.  Mostly all the plantations in the southern region were destroyed in the war.  

Research methods Essay Example | Topics and Well Written Essays - 2000 words - 1

Research methods - Essay Example For instance, no two elderly Pakistani males are alike, neither are two young English females, and such is a situation among the appearing academic intellectuals of today. Therefore, an open-minded social scientist (especially sociology student) might find it important to find out why some people are more likely to reach educational success than others. This is the question posed within the context of this research proposal, and research hypotheses can be taken from the review of related writings created by competent social scientists, who have dealt a lot with social class stratification. For social scientists this issue is extremely important within the general frames of describing social stratification and inequality based on person’s origin. Several researches, conducted in different time periods can be a good basis for changes in social and immigration policies and might satisfy scientific interest of researchers. A number of sociologists wrote on their ideas about the reasons for different academic success in the society, where higher education is widely available. Their concepts imply that individuals may have experienced contradictory influences toward academic success in part because of their race or socio-economic condition. â€Å"The different variables, in turn, can be shown to affect the level of academic success some persons achieve. The ethnicity of an individual is believed by many to have a strong correlation with the level of academic success achieved by that particular ethnic group† (Murphy, 1986, p.501). Furthermore, many people belonging to the same race live in the same areas. For instance, refugees or immigrants from the Muslim world tend to concentrate in certain urban and rural settings that have comparatively low socio-economic status, which may be associated with the lower levels of educational success achieved in this area, among

Religious Traditions And Beliefs Religion Essay

Religious Traditions And Beliefs Religion Essay This paper will explain how to describe and encourage religious traditions and holy, sacred time and sacred space and the relationship, they have the following relationship. Finally, the author of this document will also include from a variety of religious traditions and beliefs brief example.     Ã‚  Ã‚  Ã‚  Ã‚  Ã‚  Holy Spirit is the ultimate beauty.  In my belief, is God.  According to experience the world from the religion section of the book is that God is the divine being.  The authors mother is sacred words, saying that heaven and sacred time of prayer and sacred places of her heart.  The authors mother believed that life on earth is her death is her end and beginning.  My belief comes from my upbringing and I am from my parents to give guidance.     Ã‚  Ã‚  Ã‚  Ã‚  Ã‚  Ã‚  Now, I will explain the sacred time.  According to the study of all things holy time is updated.  This is my prayer is a time duration.  Where I can collect all the ideas and updates as the purification of his soul.     Ã‚  Ã‚  Ã‚  Ã‚  Ã‚  Ã‚  In my religious tradition, prayer is the time to think about what I call the sacred teachings of the Bible.  The Bible gives an explanation of human and Gods plan of salvation, the origin of mankind.  The Bible also reveals Gods grace and full of tolerance to human by developing standards and instructions, so that through its commitment to Israels prophets in the ancient country.  Commitments for a birth of the savior, which is to comfort, heal and forgive the sins of mankind examples.  And I am grateful, because I pray for time, I promise to forgive me by his fault, and to strengthen the renewal of my faith again, I can take the challenges of daily life.     Ã‚  Ã‚  Ã‚  Ã‚  Ã‚  Ã‚  The best way to explain the sacred space from the story from the Bible.  Jesus said to his time, he told them, some of you walking in the mountains or in the temple worship, as it is you think God is just, the time will come, not to go to the mountains or into the temple, because God  is spirit, and you will worship in spirit, he, by his means you can worship him anywhere and at any time. Therefore, my sacred place, I and my carry me to go, because it is in my heart.     Ã‚  Ã‚  Ã‚  Ã‚  Ã‚  Ã‚  These are working together, because they are taught, to my family and my personal experience of traditional culture and the.  My personal experience has shown me the truth of Christian doctrine.  I got a place in heaven life after death and God and my family.  My spirits, I am guilty of freedom, I feel, there is a positive happiness and joy in my life there.   Ã‚  Ã‚  Ã‚  Ã‚  Ã‚  Christianity is a religion, believe in God in an example.  According to the Wiccan goddess worship and read the many natural God.  Druids is similar to the witchcraft religion they are polytheists, they will naturally worship of many gods.  Yoruba people, including traditional Santeria, Voodoo, and Candomble are subject to Catholicism.Yoruba tradition as the Catholic Church believe in God.  The difference is that the Yoruba people of the supernatural.     Ã‚  Ã‚  Ã‚  Ã‚  Ã‚  In short there are many aspects of religion.  Ancient religions have taken a new look, they just modified, repackaged, and even gives a new and completely religious fantasy.Basically it is the old story of human beings, trying to reach Gods level. Religion gives a person the purpose and sense of security. In a higher power to provide a comfortable belief in humanity. How do we begin the story tell us why we are here, we went to. This knowledge, or consciousness, often behind a belief in the power of God, or some people call it as sacred. Let us look at Christianity and religion say what it is, whether and how a Christian organization. In this process, will see a Christian and other religious relations. In all religions, there are some basic traditions. For example, the religious doctrine is based on the belief originated from New story. Many religions believe that there is only one God, and not more than God. This idea not only in Christianity, Judaism and Islam, but at the same time. In these beliefs, a consensus is God is the origin and the presence of all the source (China business experts, and the second). These three religions are taught using the book written by the principle of faith. Judaism, Christianity uses the Bible to use the Bible, the Koran and Islam use. Although reports of these books vary, all of the people think, is to teach the children of Abraham. Believers are encouraged to use as a guideline to the teachings, and believe that by following the will of God, mankind will benefit from a more fulfilling life, enjoy the eternal paradise (China business experts, and the second). The story of the book, the origin of these special determination of each and every proph et who started direct communication with God. Some of the stories seem to have a mysterious origin. For example, in the Bible, Jesus was thought to have died, rose again from the dead. Noah is also recorded in the construction of a two-thirds of the world, located in the extinction to save their boat. Throughout the ages, Christianity, Judaism and Islam have a squabble, the accuracy of their opposition has led to war and fighting. There are many similarities exist between the various religions to practice faith. Pilgrimage is a common occurrence in the Christian. Believers to the Holy Land of Israel to visit Jerusalem, and the Vatican in Rome. In Sikhism, the Golden Temple to India many followers, and Buddhists to Lumbini in Nepal (Cadman 2006-2010). There are in the majority of religious symbols. Water, for example, for a variety of religious rituals: Hindu bathing in the Ganges; Christian baptism with water; Jewish ritual purification of water, and Muslim and Shinto believers pray before the wash (University of Phoenix, 2004, p. 2.). Every religion to set a specific time to exercise and perform such ceremonies ceremony in a repeatable fashion. Christians, for example, generally in the Sunday church service. They sing, pray, listen to sermons, and to take regular exchange. There are many branches of Christianity and organizations in different styles. There may be a Presbyterian Christian church deacon and the government who deal daily with the part. Pastors need a college education, usually the head of the church. Minister or minister authorized by the Executive, such as church sermons or daily worship the clergy function. Similarly, the church in a Hindu Brahman is the highest level members of the church or organization head. However, in the Buddhist temple monks Group may be considered equal first ranking of the group. Religious studies in some of the key issues early is the key to the limited travel, limiting what they can read, incomplete texts, there are only verbal religion. Imagine Publishing visiting places of worship is not the majority of your conclusions. Some scholars concluded from his or her reading or heard. One can describe what they see, but imagine, understand it, if their own life experiences. Biblical scholars are not entirely caused between the setbacks. Sometimes texts will include hagiography. Hagiography is not objective history, writes the fact is now dry, but it is a story ( University of Phoenix, 2010, p. 22). Early religious scholars are in no loss of archaeological and anthropological research. These two studies are in early development of science hundreds of years ago. Todays scholars study to provide more tools to them. Early religious scholars rely on the opinions of others, there is no proof of the way these so-called facts presented to them. No matter what, he is called the title, every religious believers look forward to their organization and leadership, to teach them Gods guidance, I hope they live. These teachings are based on several years of New stories. Although each religion to follow their personal understanding of the basic principles of teaching is similar to the general concept of the religion. Each organization is dependent on a particular ritual form, the glory of God, but many similarities commitment ceremonies of other faiths. People use religion in the world to achieve their goals, and seek consolation in the unity. Provides an understanding of religious teachings is that people of any faith can relate to.

The Relationship Between Policy, Statutes, and Regulations in Environmental Law

Environmental policy is the official stance or statement by a government or organization which provides a framework for its environmental objectives. (C2E2. org, 2011)The US Government Environmental policy is contained in the National Environmental Policy Act of 1969 (NEPA). Congress declared under section 4331(a) of NEPA that it is â€Å"the continuing policy of the federal government†¦ to create and maintain conditions under which man and nature can exist in productive harmony, and to fulfill the social, economic, and other requirements of present and future generations of Americans. (U. S. Congress, 1969) Environmental statutes are the written will or act of the legislature with regard to expressing the stated environmental policy. (Lectric Law Library, 2011) NEPA functions in this capacity by enabling the EPA to promulgate regulations in order to set forth guidelines by which other agencies must comply in order to satisfy the intent of NEPA. Environmental regulations act as the forcing mechanism with which to gain compliance with the statute as set forth under the policy. Continuing to use NEPA as an example, the US Government environmental policy is contained in NEPA (the statute) which prescribes regulations that aim at protecting the environment. Most noteably, the EPA issued regulations regarding Environmental Impact Statements (EIS) and Environmental Assessments (AE) assess the possible environmental impacts of proposed government projects and there alternatives – and are required from all federal agencies. (US EPA, 2011)

How to Control Flies in Your Home and Yard

Whats a barbecue or picnic without a few flies, right? Wrong. The flies you nonchalantly swat from your burger and coleslaw can make you sick. These flies, known as filth flies, make a living off animal feces and garbage. Flies pick up all manner of nasty bacteria, then transport the disease-causing organisms right to your food. Take a few measures to control flies in your backyard and your home, and youll be healthier for it. What Are Filth Flies? Filth flies carry disease-causing organisms and can be a threat to public health. These flies breed in bacteria-laden environments, such as feces, carrion, and human food waste, often in close proximity to humans or domesticated animals. Filth flies include some of our most common fly pests — house flies, fruit flies, green bottle flies, stable flies, and several others. A single house fly can carry over one million bacteria. No less than 60 different diseases can be transmitted by filth flies, from salmonella to dysentery. Most filth flies can reproduce quickly in warm weather. To keep fly populations under control, you must limit the places where they can breed and feed. Good Sanitation Practices Theres nothing a filth fly likes less than proper sanitation. Adult flies need a place to lay their eggs, and a clean home and yard just wont appeal to mama fly. Heres how to keep flies from breeding in or near your home. Clean up all pet and animal feces promptly. Any fresh, moist animal feces will draw flies. To keep flies from breeding in your dogs business, either bury it immediately or use a pooper scooper and plastic bag to remove and seal the feces. Place the bagged waste in a lidded garbage can.Dispose of kitchen scraps and other organic waste properly. When it comes to food waste, the drier the better. Drain any moisture you can from it before throwing it away. Scrape your plates or other leftovers into a plastic garbage bag, tie the bag shut, and put it in a garbage can with a tight fighting lid.If you save kitchen waste for your compost heap, add some sawdust to your scrap bin to help absorb moisture and odors that might attract flies. If your compost pile does not heat up sufficiently, those kitchen scraps may attract breeding flies. Turn your compost pile regularly, and dont put meats or animal waste in your compost bin.Garbage cans and dumpsters are favorite breeding areas for flies. You can significantly reduce fly populations by keeping lids tightly closed on your trash cans, and making sure the cans have no holes. All garbage within the can should be bagged and tied closed. Dont forget to put your garbage out for collection regularly. Its not a bad idea to scrub out your cans now and then, to remove any food or pet waste residue.Recycling cans also attract some filth flies. Rinse empty soda cans, beer bottles, and pet food cans before tossing them in the recycling. If possible, use a lidded recycling container.If you have fruit trees in your yard, pick up any fruit that falls on the ground. Fermenting or overripe fruit provides just the right combination of moist and sweet to attract flies.Indoors, take care not to overwater your houseplants. Prune and discard of any dying plant parts. Fungus gnat larvae feed on fungi that develop in moist soils and on decaying plant matter. Physical Controls Following all the sanitation rules above will significantly reduce, but not completely eliminate, flies in your yard and home. You can further limit the numbers of these unhealthy pests by using appropriate barriers and traps. Install and maintain tight-fitting window screens. Check your screens for holes or tears, and repair them as needed. Caulk and seal any openings around windows, doors, or in your foundation.Sticky flypaper does work but is most useful when fly populations are low. If youve followed all the steps to limit breeding sites, hanging a few sticky flypaper traps will do the trick on the few that wander into your home. Still, you might not like having a ribbon of dead flies hanging from your ceiling.Commercially available fly traps work well, especially for house flies. Traps usually contain some kind of food bait, sometimes in combination with a pheromone. Place fly traps where you see the most flies. Pesticides Pesticides are available to control flies, but should never be used as the first line of defense against them. Proper sanitation is the best way to keep flies to a minimum. Follow sanitation guidelines, install good window screens, and use traps when needed. You should rarely if ever, need to use a chemical pesticide on flies.