OBJECTIVE: * To determine the molecular weight of a volatile liquid by using Dumas method. METHOD: MATERIAL | CHEMICALS | 125 mL Erlenmeyer flask | Known liquid (2-propanol) | Rubber band | Unknown liquid | Boiling chips | | Watch glass | | 100 mL graduated cylinder | | Pin | | 600 mL beaker | | Hot plate | | Thermometer | | Room temperature water | | 6 × 6 and 8 × 8 aluminium foil | | PROCEDURE: SAFETY * Lab Coat and Safety Goggles. * Keep the bottles
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Solid Waste management is India’s dire need today. Comment India‚ the world’s second highest populated country after China with population of 1.21 billion (census 2011) already containing 17.5% of the world’s population‚ is a land of physical‚ climatic‚ geographic‚ ecological‚ social‚ cultural and linguistic diversity. The annual rate of growth of urban population in India is 3.35% (Census of India‚ 2011). The proportion of population living in urban areas has increased from 17.35% in 1951 to
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Municipal solid waste management in Indian cities Review Municipal solid waste management in Indian cities – A review Mufeed Sharholy a‚ Kafeel Ahmad a a‚* ‚ Gauhar Mahmood a‚ R.C. Trivedi b Department of Civil Engineering‚ Jamia Millia Islamia (Central University)‚ Jamia Nagar‚ New Delhi-110025‚ India b Central Pollution Control Board‚ Paryavaran Bhawan‚ East Arjun Nagar‚ New Delhi-110092‚ India Accepted 12 February 2007 Available online 12 April 2007 Abstract Municipal solid waste
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engineering. Bending is more likely to be a critical stress than other types of stress - like tension‚ compression etc. In this laboratory‚ we will be determining the Modulus of Elasticity E (also called Young’s Modulus) of the various materials and using Solid Edge to determine the Second Moment of Area for the different cross-sections. [pic] Equations Use units: Force (N)‚ Length (mm)‚ Stress (MPa) E = Young’s Modulus or Mod of Elasticity (MPa) I = 2nd Moment of Area or Area Moment (mm4). Can
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Why do some liquids flow more freely than others? Liquids vary in their viscosity (resistance to flow). A definition of viscosity; “Viscosity is a measure of a fluid’s resistance to flow. It describes the internal friction of a moving fluid. A fluid with large viscosity resists motion because its molecular makeup gives it a lot of internal friction. A fluid with low viscosity flows easily because its molecular makeup results in very little friction when it is in motion. Gases also have viscosity
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This evidence of solid links between poverty and mental disorder supports the dispute that mental disorders should be an important concern for development strategies. Mental disorders have diverse and far-reaching communal impacts‚ including homelessness‚ greater rates of imprisonment‚ poor educational opportunities and consequences‚ lack of employment and reduced income. This evidence of sturdy links between poverty and mental disorder distributes burdens to the disagreement that mental disorders
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Abstract: This lab experiment was conduct and taught based upon the primary instruction and introduction to mixtures. With this lab I was able to determine and execute the proper separation of a mixture of solids through various means‚ such as evaporation and filtration. Using these techniques presented the separation of different ingredients from a mixture was conducted based upon the usage of individual physical properties of each substance presented in the mixture. . Observations: Throughout
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Solid Freeform Fabrication of Functionally Graded Materials Abstract: Functionally Graded Materials (FGMs) have a wide range of potential commercial applications which consist of components requiring wear-resistant surfaces such as engine components‚ rocket nozzle and so forth [1]. Solid freeform fabrication (SFF)‚ especially Freeze-form Extrusion Fabrication (FEF) technology‚ an economical method feasible for grading among many compatible plastic‚ ceramic and metal materials combinations
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Nicolas Fortin: Solid Experience in Real Estate If there is a name that every property buyer should look up to‚ is none other than Nicolas Fortin. Nicolas is a popular name in the real estate business. This man of the hour has a long list of credentials and work experiences that boost his career as a real estate broker at Re/Max Action Inc. Nicolas has been in the industry for half a decade since his first assignment as a rental agent for Relo Montreal Inc where he worked for three years. He landed
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