A zero-defect service? The case of a special hotpot restaurant chain in China (Source of information: Hong Kong Weekend Weekly Magazine Issue 707) Recently the media reported a hotpot restaurant chain which provides impeccable service to customers. This chain has over 70 branches in Mainland China. Ample positive comments have been spread among various media and customers on its “zero-defect” service at a very reasonable price (average check per pax is around RMB100). These have attracted hundreds
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potassium and chloride is an ionic bond. The potassium becomes a cation and the chloride an anion. The potassium end of the molecule becomes slightly positive and the other end slightly negative. Na – sodium contains metallic bonding. It has a high melting due to the bonding and has strong bonds. Each sodium atom is being touched by eight other sodium atoms and they all share electrons between the nuclei and shells. The electrons can move freely within the sodium metal and therefore can conduct electricity
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RECRYSTALLIZATION AND MELTING POINT DETERMINATION OF BENZOIC ACID ANSWERS TO QUESTIONS 1. How does the use of fluted filter paper hasten filtration? Why is it advisable to place a small piece of wire between the funnel and the mouth of the flask during hot filtration? Fluted filter paper is effective in preventing crystal formation in the filter paper. It is also often used in filtering hot saturated solution used during crystallization. One major advantage of a fluted filter is that it increases
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smoke inhalation and other dangerous chemicals strikes a blow to the pro-legalization claim that pot has medicinal value. Also‚ it is widely regarded as a gateway drug‚ which means that although perhaps it could be regulated‚ it may lead to a higher percentage of people trying harder drugs such as heroin and cocaine. Lastly‚ but perhaps most importantly‚ is that the legalization would make pot available to the youth in a similar way to how alcohol and cigarettes are obtained. The legalization
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(47.48% yield). The crude acetaminophen was then recrystallized in a solvent of water and methanol over heat resulting in 0.082 grams (39.61% yield) of pure acetaminophen. Melting points of both crude and pure acetaminophen were taken‚ and found to be 165.9 - 170.9°C and 168.2 - 171.5°C‚ respectively. The literature melting point of acetaminophen is 169.5 – 171.0°C‚ indicating that our final product was pure. Introduction The synthesis of acetaminophen involves the attraction
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Section A: Aim of Investigation After they seized power in Cambodia in April 1975‚ Saloth "Pol Pot" Sar and the Khmer Rouge were responsible for the death of 1.5-3 million Cambodian’s and were perhaps one of the most ruthless regimes of the 20th century. The aim of this investigation is to evaluate Pol Pot’s means of maintaining power from 1975 to 1979. An account of Pol Pot and the Khmer Rouge’s drastic internal reforms including the slaughter of millions‚ economic reorganization‚ political restructuring
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AN INVESTIGATION INTO FULLY MELTING A MARAGING STEEL USING DIRECT METAL LASER SINTERING (DMLS) Mark. Stanford‚ Kevin. Kibble‚ Matthew. Lindop‚ Diane. Mynors and Colin. Durnall Department of Engineering and Technology University of Wolverhampton Shifnal Road‚ Priorslee Telford‚ UK TF2 9NT ABSTRACT This paper reports on the relative capability of the EOS M250 Extended platform to fully melt an 18Ni (‘300’ grade) maraging tool steel from sub-20 µm powder. The work describes the
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America‚ the great melting pot of the world. Sadly‚ this is more false than it is true. A lack of diversity in politics‚ self isolation of ethnic groups‚ and a general intolerance towards diverse groups of people help to form an untrue melting pot. This is a very serious issue in our world today‚ and people need to be aware of what is promoting it. At first glance‚ people might think that America is still a melting pot where all cultures‚ races‚ and ethnicities are accepted‚ but after a closer look
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How far can the ‘Melting Pot’ be applied to Native Americans? The melting pot‚ a concept evolved from Israel Zangwill’s play in 1908 whereby people from different ethnic origins are fused into one nation‚ presents the struggle for the American Government to assimilate the huge number of immigrants travelling to America‚ each coming from an array of different countries speaking various languages and owning a variety of different cultures. From 1865 to 1970‚ assimilation was forced upon the Native
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being adapted to your own society‚ a world of assimilation involves. "American sociologists Niton Gordon have found out that there are three models of assimilation in the United States: Anglo conformity‚ melting pot and minority group has to accept the norms and values of superior groups. Melting pot describes as a society in which different ethnic groups from a new cultural play by Isarael Zangwill‚ which became a hit on Broadway in 1908. Finally‚ cultural pluralism described as a metaphor to the salad
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