ELECTROPHILIC ADDITION PURPOSE The purpose of this lab is to learn how to synthesize 2-methyl-2-butene into 2-bromo-2-methylbutane using addition of hydrogen bromide. THEORY Chemical Compound Molecular Formula Molecular Weight Boiling Point Melting Point Density Amylene CH3CH=C(CH3)2 70.13 g/mol 36 oC -134 oC 0.662 g/ml Hydrobromic Acid HBr 80.91 g/mol 126 oC -11 oC 1.490 g/ml 2-Bromo-2-MethylButane C5H11Br 151.05 g/mol 107 oC 1.18 g/ml Sodium bicarbonate NaHCO3 84.007 g/mol Decomposes
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Chemical Reactions Chemical Change • reorganization • original substances form new substances with different formulas • may or may not involve a change of state • symbols used to describe chemical reaction are known as a chemical equation • Chemical equations do not have equal signs (=) they have an arrow Chemical Equations • Must follow the Law of Conservation of Matter • atoms can neither be created or destroyed during a chemical reaction • What
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most states‚ but not all require a full-day kindergarten program because of economic cost. However‚ during recent years there has been in increase in popularity for full-day kindergarten. Currently there are half-day and full-day kindergarten programs‚ but they vary by state and sometimes each districts in the state. A half-day program means students attend three hour classes in either in the morning or the afternoon. Full-day program is when students attend the full six hour classes just like the rest
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DORCAS – FULL OF GOOD WORKS. BIBLE SOURCE: Acts 9: 36-42 BACKGROUND: Dorcas’ name meaning in Aramaic was Tabitha‚ but in Greek it was Dorcas‚ which means "antelope" or "gazelle" – a very graceful animal. The Bible is silent concerning the genealogy of Dorcas. She is the only named woman in Scripture who is specifically called a “disciple”. The story of Dorcas‚ which forms the subject of this study‚ has been an inspiration to thousands. It is packed full of valuable lessons‚ all of which are important
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Running Title: Full Disclosure Principle Full Disclosure Principle Full Disclosure Principle Full disclosure plays an important role in the preparation of a company or business financial statements. Full disclosure benefits the user‚ company‚ or business. This principle tries to prevent companies or businesses from provided their user with false or over stated financial information about the company or business financial position. This essay will discuss
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In this story by Connie Jan Maraan‚ the protagonist of the story is a ghost who died when the Tayuman LRT Station suddenly collapsed and the train came falling down on his face. According to him‚ he has seen Christ because of that incident. -Summary provided by: images.1aot.multiply.multiplycontent.com/…/PHIL.LIT%20-… (first entry that appears in Google upon searching Ghost by Connie Jan Maraan) In Connie Jan Maraan’s story entitled “Ghost”‚ she applied various symbols to express what happened
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STATE OF THE NATION ADDRESS BENIGNO “NOYNOY”AQUINO lll President Benigno s. Aquino lll has just delivered his fourth State of The Nation address (SONA) at the session hall of The House of the Representatives‚ Batasang Pambansa Complex On July 22‚ 2013 Being a candidate and become President is very hard because he need to face and solve all the problems .He need to help people who are needed ‚ he need to response to the few question of people. For him being a president of the country is not
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Full Moon Phenomenon A black cat crosses the road and it is bad luck‚ you aren’t supposed to open an umbrella inside of the house or a building‚ or break a mirror. These are all superstitions are that people believe in‚ it starts as early as age eighteen months when children start to exhibit a form of magical thinking when they begin to create imaginary worlds while playing. One superstition I grew up thinking was true and until recently I still did was that crazy things happen when a full
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as a footnote on the financial statements. The full disclosure principle is a helpful tool to establish how the financial information is reported on the financial statement. This paper will discuss the full disclosure principle and the information necessary to disclosure on the financial statements. The paper will converse about the changes to full disclosure principle and the consequences for disclosure of fraudulent information. What is the full disclosure principle in accounting reporting? According
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Biology 104 Reaction Times Objectives: 1. Formulate and test hypotheses regarding reaction times. Introduction: Reaction time is a measure of how quickly an organism can respond to a particular stimulus. Reaction time has been widely studied‚ as its practical implications may be of great consequence‚ e.g. a slower than normal reaction time while driving can have grave results. Many factors have been shown to affect reaction times‚ including age‚ gender‚ physical fitness‚ fatigue‚ distraction
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