Synthesis Procedure 1 -1.0 Introduction A Cobalt-Amine-Halide compound is synthesized from cobalt (II) chloride hexahydrate. An orange-tinted solid is produced and is considered to be unknown since the specific ligand amounts are unknown. By determining the percent composition of various elements and compounds in the unknown‚ its true identity can be predicted. Chloride‚ ammonia‚ and cobalt are three examples of percent compositions determined to help narrow the selection of possible unknowns
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Purposes of Experiment: To synthesize a transition metal complex‚ potassium tris (oxalate)ferrate(III) trihydrate in a two step process‚ to learn new laboratory techniques such as decantation‚ recrystallization‚ gravity and suction filtration. Also the purpose of the experiment is to determine the actual‚ theoretical‚ and percent yields of product‚ and characterize the final compound by determining the number of waters of hydration by gravimetric analysis List of Observations: After adding
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LANGUAGE III – Extensive Reading Material STUDY GUIDE: Like a Winding Sheet by Ann Petry 1. What were Mr. Johnson’s plans before waking up? 2. What did he do instead? Why? What part of the day was it? 3. Why did Mae make fun of him? Did Mr. Johnson enjoy her laughter? 4. How many times had Mr. Johnson been late to work? Why? For how long had he worked in those conditions? 5. How did Mr. Johnson feel about working the night shift and why? 6. What made Mae want
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1850 Compromise of 1850- Fugitive Slave act 1851 Uncle Tom’s Cabin- 300‚000 copies‚ Harriet Beecher Stowe May 1854 Kansas-Nebraska Act- practice popular soverieghty 1855 Bleeding Kansas- fight for slave or free state‚ 200 died May 1856 Charles Sumner was beat by Southerner Preston Brooks for talking bad about slavery March 6‚ 1857 Dred Scott Decision- went north with owner then back south. Claimed to be free‚ sued but was told he was not a citizen and therefor a slave 1859 John Brown Raid-
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On Wednesday‚ June 13‚ Nayeem Ahsan walked into a fourth-floor classroom at Stuyvesant High School with some two dozen other students to take a physics test—one of a number of Regents Exams that many New York State high-school juniors are required to take. Small and skinny with thick black hair and a bright‚ shy smile‚ Nayeem is 16. Like many teenage boys‚ he seems to straddle two worlds: One moment you see a man‚ another a boy. The son of Bangladeshi immigrants‚ Nayeem was born in Flushing
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held by the founders is a very important point they can try to renegotiate. In the Alpha term sheet the founders have a percentage ownership of 34% if the revenues hurdle of $500‚000 is met. The founders hold 32.6% if the revenue hurdle is not met. Mega has no such revenue hurdle thus‚ with the number of shares outlined in the term sheet‚ the founders own 37.5%. Negotiation: In the Alpha term sheet a higher number of shares for the founders would be preferable. We assume the company will meet
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SAMPLE BALANCE SHEET Most accounting balance sheets classify a company’s assets and liabilities into distinctive groupings such as Current Assets; Property‚ Plant‚ and Equipment; Current Liabilities; etc. These classifications make the balance sheet more useful. The following balance sheet example is a classified balance sheet. Sample Balance Sheet: Example Company Balance Sheet December 31‚ 2010 ASSETS | | | LIABILITIES | Current Assets | | | Current Liabilities | | | Cash
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The story is about friendship‚ a mutual friendship. The author‚ Isabel Vivien Guda gave justice to the title of the story which is Friend-Cheat. This is something can guess immediately‚ from the idea and flow of the story. The author‚ I guess somehow reflects her own experiences‚ to easily and naturally tell the story about. Friend-Cheat specifically tells the precious meaning of the word friendship‚ how loyalty and trust matters on it. The story goes around between the two main characters named
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Investigating the Determining Characteristics of Cations and Anions Chem 111 Sec 560 Introduction: The purpose of this lab was to study the specific characteristics of cations and anions‚ and ultimately to be able to identify an unknown substance based on our studies and tests using the logic trees developed through the experiment. A logic tree is a graphical display of the findings from this lab which‚ through a series of yes/no questions‚ elimination
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Test Booklet Code - NO.: ABC 2216302 This Booklet contains 20 pages. Do not open this Test Booklet until you are asked to do so. Impoutant Instructions : 1. 2. The Answer Sheet is inside this Test Booklet. When you are directed to open the Test Booklet‚ take out the Answer Sheet and fill in the particulars on side-1 and side-2 carefully with blue/ black ball point pen only. The test is of 3 hours duration and Test Booklet contains 180 questions. Each question carries 4 marks
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