Le Chatelier’s principle and chemical equilibrium systems Jan Samuel Matuba‚ Mark Cel Gonzaga Chemical Engineering Department‚ College of Engineering‚ University of the Philippines‚ Diliman 1100 ------------------------------------------------- January 11‚ 2012 DISCUSSION Reaction rates determine the speed at which products are formed from the reactants. Expressed as concentration divided by time‚ reaction rates measure the rate of disappearance of the reactants‚ and‚ conversely‚ the rate
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Complexometric Determination of Water Hardness Mike Monaghan CHM 152LL 01/27/2013 Abstract: What can be found from this experiment is as follows‚ Introduction/Background: This lab was about determining water hardness. Water hardness is the amount of metal ions in the water. The most common found ion in the water is calcium ions and typically with a charge of +2. Water hardness plays a big significance in our daily life because to many metal ions in our drinking water can have adverse
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SEX DETERMINATION IN FORENSIC ODONTOLOGY Identification of living beings and dead bodies is of great importance in Forensic science. Sex determination is one of the important steps in establishing identity. Sex identification in international sports: In 1932 Helen Stephens and Stella Walsh: Hitler’s Olympics In 1936 Stella accused Stephens of being male and so a crude physical examination including gross physical examination of external genitalia was done. In 1966 gender identification became
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Nathalie Dagmang Co-workers: Annjaneth Briones and groups 5‚ 6‚ 7 and 9 Group 8 Date Performed: February 3‚ 2011 Results and Discussion Report 9: Redox Titration: Winkler Method for Dissolved Oxygen Determination The three main objectives of the experiment are to (1) determine dissolved oxygen (DO) in water using the classical method (redox titration)‚ (2) discuss the chemistry behind the Winkler method for DO analysis and (3) describe the sampling technique for the analysis of DO in water sample
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“Self determination is a principle of International Law and it must be the basis of social and political organisation” (Mazel‚ 2009‚ 150). This is an important principle in the acknowledging of Aboriginal and Torres Strait Islander peoples’ rights. Self determination allows Indigenous peoples to independently determine their political status and gives them the freedom to economically‚ socially and culturally develop as according to the United Nations Declaration on the Rights of Indigenous Peoples
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A Discussion On Earthquakes Perhaps Mother Nature offers no greater force than that of the earthquake. Across the span of time‚ earthquakes have been recorded for their incredible destructive forces‚ and their abilities to awe mankind with their unparalleled force. Earthquakes can often strike without any notice‚ leveling large cities and killing scores of innocent people. Not only can earthquakes bring harm to society through these methods of destruction‚ but they can also cause millions
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Science and PE Division Course Syllabus: General Chemistry I Spring – 2012 Chem 1411 – 4003 (4 Credit Hours) _____________________________________________________________________ Instructo ______________________________________________________________________ Course Description General Chemistry I:This is a Texas Common Course Number. This is a DCCCD Core Curriculum Course. Prerequisite: MATH 1314 or equivalent AND Developmental
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Constant Density: Displacement of Zinc and Tin Introduction: Density is the concentration of molecules within an object on relation to its size. The formula for measuring density is mass/volume. In the experiment preformed for this lab report‚ calculating the density of a regular object (a wooden block) and two other irregular objects (zinc and tin) were found by a process known as water displacement. The purpose of this experiment was to prove that the density of an object remains the same
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UNIVERSITI MALAYSIA SABAH SCHOOL OF FOOD SCIENCE & NUTRITION LABORATORY REPORT NT20903 FOOD CHEMISTRY AND BIOCHEMISTRY Determination of free fatty acid(FFA) and iodine value (IV)in oil LECTURER NAME : MOHD NAZRI BIN ABDUL RAHMAN LAB SESSION : 3 OCTOBER 2011 (GROUP 4‚ MONDAY) Group Member Title: Determination of free fatty acid (FFA) in oil and determination of iodine value (IV) in oil Introduction Acid value or free fatty acid content is an important characteristic commonly used
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The Effects of the Patient Self Determination Act on Health Care Delivery The Patient Self-Determination Act gives the patient the right to make their own decisions about their health care. The medical facilities are required to provide the patient with informed consent information about these rights and the state laws on legal choices before they can be seen by the physician. Some examples of these types of advance directives are DNR (Do Not Resuscitate) Order‚ Durable Power of Attorney for
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