Conclusion: (Identity‚ % error‚ other evidence‚ how to improve) The identity of Unknown A is the compound cobalt(II) chloride hexahydrate (CoCl₂•6H₂O).This is justified by the similarities in color of red-purple crystal like grains‚ which is significant in identifying the product out of the eight suggested identities. Only two had similar characteristics which were CoCl₂•6H₂O and CoSO₄•6H₂O. Before unknown A was heated‚ there was a notable common physical property of the substance being red crystal
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Have you ever stopped to think about how fortunate you are and how facile survival is for you? Survival means to manage to stay alive in any situation using whatever methods required to maintain yourself alive. Today‚ there are numerous people who have to survive by escaping their homes because of wars occurring there‚ such as the Syrian refugees. They abandon their homes and almost all of their possessions in order to survive the situation and start their lives anew somewhere else.The Holocaust
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Research Essay “We forge the chains we wear in life”‚ This is a quote from the book A Christmas Carol by Charles Dickens. This quote means the decisions you make in life are yours and if you want to live in a good life you have to be a good person and make better decisions . Charles Dickens was one of the best authors from the Victorian era‚ and the Victorian era was one of the most important eras from Britain’s history. It was also known for it’s great amount of poverty‚ and the pollution that
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The purpose of this lab was for students to familiarize and perfect the simple distillation method to produce 4-Methylcyclohexene and to gain experience using an IR spectroscopy to characterize the product of the reaction in favor of equilibrium. B. Results and Discussion: C. Experimental: 24 mL of 4-methylcyclohexanol‚ 5mL of phosphoric acid‚ and 1mL of concentrated sulfuric acid was added to a 250 mL round bottom flask and mixed thoroughly with a magnetic stirrer. A simple distillation
Free Distillation Sulfuric acid Infrared spectroscopy
the property to the main sewer lines and the second is damage to the underground pipes. Internal properties emergencies can happen when grease is poured down the kitchen sink‚ causing a build up inside of the pipes preventing water flow‚ creating a block. Toilets are notorious for getting blocked when non disposable paper products are discarded. Landscapes issues‚ tree roots having reputation for not only blockage they are the main cause for serious damage to the sewer lines. In most cases there’s
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The role of the civil engineer in society: engineering ethics and major projects Introduction A call was made by Prince Charles in his sustainability lecture (NCE‚ 2012) to revisit the definition of civil engineering especially as he saw the profession playing a crucial (quyet dinh‚ chu yeu) role in tackling future challenges such as climate change. It is now timely for professional civil engineers to not be afraid to say what they really think to government‚ clients and employers. The Profession
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homeowners relish‚ and there are many plumbing fixes that you can do yourself; however‚ there are a few times when it is best to call a plumber right away. The following are three of them. A broken main sewer line Your main sewer line is defined as the main drain pipe that connects your home to the city sewer at the street. You may suspect that there is a leak because of a persistent wet spot on your front lawn‚ or perhaps you have a constant problem with your main drain line clogging up due to roots growing
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know what to do. The underground pipes lead to the sewer‚ I’ve been down there when told to clean them. We can go down there at night when most of the guards asleep and there is a dock with some boats that we can use to escape where the sewer leads to.¨ That night when most of the guards were asleep‚ Alyss and Mike went into the sewer with a knife just in case anything went wrong. Mike and Alyss reached the end when they saw a guard protecting the sewer drain with his back facing them. Mike whispered
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Daniels is to be interpreted as a Christ figure‚ it is important to heavily dissect the paramount event in both the novel and the life of Jesus Christ. In the novel‚ Fred Daniels is “fleeing unjust persecution” (Watson). When he descends into the sewer‚ Watson calls it “a vulgar kind of baptism” and sees it as the death of Daniels. Watson reports that this “baptism” is the product of our sins-the unjust accusations brought upon Fred Daniels‚ our Christ Noir. Just as Jesus Christ was wrongfully persecuted
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“The Return of the Cuyahoga River” “The Return of the Cuyahoga River” The Cuyahoga River was the heart of the land and the quality of the river was a direct reflection of how people viewed the quality of their life. The river is 100 miles long and it’s a place where tycoons and legends were made but the wild river was tamed but then poisoned and the environment was destroyed. Oil‚ debris and pollution accumulated on top of the water. People eventually woke up to the danger and tried to save
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