To increase the percentage yield of ethyl ethanoate can be achieved by removing water or ester during esterification. Esterification is reversible reaction. For all reversible reactions‚ they have equilibrium constant‚ denoted by Kc. It should be the same if the reaction performed under same condition. In order to keep the Kc constant‚ the reaction will shift right or left. In other words‚ if the concentration of water or ester become low‚ the reaction will shift to right to produce more ester
Premium Chemistry Oxygen Carbon dioxide
Long Term Lessons Crack! "Owww!"‚ I screamed. My mom‚ no stranger to my clumsy habits‚ started frantically asking questions. "Are you okay? What happened?". Then‚ she started worrying‚ I had broken my right elbow in the past and it took a toll on my parents‚ so they did not want to go through the same experience again. Fracturing my arm taught me to be more cautious with injury precaution and to be thankful for my healthy body. It was just a regular night‚ my dad was working‚ my mom was cooking dinner
Premium Bone fracture Term Surgery
Executive Summary “We inspire girls to be joyful‚ healthy and confident using a fun‚ experience-based curriculum which creatively integrates running.” This is the mission of the Girls on the Run organization and they strive to encourage positive emotional‚ social‚ mental‚ spiritual and physical development in girls from the ages of eight to thirteen years old. Their main objective is to educate and empower these girls at their early ages in order to prevent the display of at-risk activities
Premium High school Middle school School types
Case Study Analysis The Third Battle of Bull Run The Disney’s America Theme Park (B) Disney wanted to create a place that would bring everyone together‚ ironically it created division within the state because of the lack of research on public opinion. Disney is known for its family-oriented multi-billion dollar theme parks. They have built an empire off of diversity‚ history‚ unforgettable characters and fun. So why wouldn’t an American-theme theme park work in one the original thirteen states
Premium United States Walt Disney The Walt Disney Company
Justified Violence Violence has become accepted as a common means to achieve an end. Whether it is for power‚ subduing another country during interstate conflict‚ or an attempt to gain legitimacy‚ violence has become a distinctive force in contemporary society. The more important question that needs to be addressed is when this use of violence is justified‚ if ever. The purpose of the government‚ according to Locke‚ is the preservation of natural rights. When these freedoms are not protected in
Premium Nonviolence Social contract Civil disobedience
Make Sure You Don’t Run Out Even though the manufacturers who make bags of concrete mix can provide you with suggestions about how much concrete mix you will need‚ it can be easy for you to miscalculate what you need or mix your concrete too thickly. Running out of concrete
Premium Water Drinking water Water supply
the public by saying “We are now prepared to obliterate more rapidly and completely every productive enterprise the Japanese have above ground in any city. We shall destroy their docks‚ their factories‚ and their communications. Let there be no mistake; we shall completely destroy Japan’s power to make war” (Truman). Five days later‚ after the dropping
Premium Atomic bombings of Hiroshima and Nagasaki Nuclear weapon World War II
Thesis statement: The constant change in the world‚ as evidenced by consumerism in the books Rabbit‚ Run by John Updike and White Noise by Don DeLillo‚ gives a false sense of security to the protagonists of the two books thereby blurring the reality they are in and destroying them in the end. *** Don deLillo’s White Noise: Postmodern elements Most postmodern books have been published after World War II. First published in 1984‚ White Noise by Don deLillo explores the emergence of technology
Premium John Updike
Animal rights and animal welfare fall at different points on a continuum that runs from animal liberation at one end to animal exploitation at the other. The animal rights viewpoint can be defined as the belief that humans do not have the right to use animals for their own gainin the laboratory‚ on the farm‚ in entertainment or in the wild. The degree to which humans may benefit from any use of nonhuman animals is irrelevant to determine how animals should be treated. The animal welfare viewpoint
Free Animal welfare Animal rights
Panglima A report on the event of the 1Murid 1Sukan 1Malaysia Run of Sekolah Menengah Kebangsaan Panglima. The Athletics Club of Sekolah Menengah Panglima have recently been involved in organizing The 1Murid 1Sukan 1Malaysia Run which had been held on 2 July 2011. The event which involves 1400 participant from form 1 until form 6 students‚ started at 7.45a.m. and finished at the afternoon. The route of the run is 1.5 kilometres. The run began from the school gate‚ they went through the small township
Premium Education Sport University