11/17/2011 The Preparation of Calcium Carbonate Purpose: To create chalk (calcium carbonate) and to find the percentage yield in order to see the amounts of anhydrous sodium carbonate and calcium chloride were used up. Also to see if there’s any alterations like mass differentials. Objectives: 1. To introduce the concept of “limiting factor” in a chemical reaction 2. To practice a. Writing a balanced equation b. Determining the number of moles of each reactant and product
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Assignment 2: Answer Sheet (LSM 1401 Semester 2 AY2011/12) Nucleic Acid Virtual Laboratories |Name | | |Matriculation number | | |A. DNA Extraction Virtual Lab [2 marks]
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Case Study-3 Sri Harshaw Sri Kiran Giri Rohit Reddy Abstract This summary briefs about the steps that are followed in preparation of the budget for Production unit in Parkway Industries for the upcoming year. New budget process is advised to follow for making the estimate of the budget for the upcoming year to overcome the shortcomings of the previous budget estimate. Kairen Bailey is promoted to department manager of production unit in Parkway Industries. She is happy about the job but not happy
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BSc Pharmaceutical Technology Practical - No 5 Preparation of a Primary Standard Solution Aim: to prepare a standard solution of pure silver nitrate and use it to determine the concentration of chloride ions in a sample of tap water and another sample of bottled water. Chemicals: * High grade purity silver nitrate * Potassium chromate indicator * Tap water * Bottled water * Distilled water Apparatus: * Laboratory oven * Dessicator * Conical flask
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Food Preparation Appliances in Brazil Feb 18‚ 2015 – Navi Mumbai‚ India: Marketreportsonbrazil.com presents a report on “Food Preparation Appliances in Brazil.” Food Preparation Appliances in Brazil report offers a comprehensive guide to the size and shape of the market at a national level. Summary Within food preparation appliances‚ the growing success of “gourmet kitchens” continued to drive growth of the category‚ which increased in volume sales by 10% in 2014. The kitchen is enhancing its importance
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Ontario Public Service Writing a Cover Letter and Résumé: Tips‚ Tools and Resources Prepared by: Human Resource Service Delivery Excellence Branch Ministry of Government Services November 2011 OPS Cover Letter and Résumé Preparation Guide Table of Contents Page 1. What’s New.............................................................................................. 3 2. Preparing Your Application ...................................................................... 4 3.
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EXTRACTION OF BENZOIC ACID‚ 2-NAPHTHOL‚ AND NAPHTHALENE FROM UNKNOWN SAMPLE # 131 Douglas G. Balmer (T.A. Mike Hall) Dr. Dailey Submitted 11 July 2007 Introduction: The purpose of this experiment was to separate a sample of benzoic acid‚ 2- naphthol‚ and naphthalene of unknown proportions using a two-base extraction method. The three components of the mixture will react differently to sodium bicarbonate and sodium hydroxide because each of the bases’ conjugate acids has a different pKa. The
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Acid-Base Extraction: Separation of an Organic Acid‚ Base and a Neural Compound Introduction/Background Acid base extraction is a widely used commercial method in separating acids‚ bases and neutral compounds. This is concept is based on several physical properties of the compounds‚ such as boiling point‚ melting points and solubility. The different solubility properties of the protonated and non-protonated forms of these compounds depend on the functional groups present‚ such
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Lay‚ Janine Group #5 December 4‚ 2012 Experiment 1: Preparation of Culture Media Materials: Erlenmeyer Flasks (2 pcs.) Petri dishes (11 pcs.) Cotton stopper Aluminum foil Masking tape NA powder PDA powder Pentel pen Stirring rod Casserole Electric stove Pressure cooker/ autoclave Steps in Preparation of Culture Media: 1. Calculate the total amount of media needed for the experiment (15ml for plates‚ 5-7 mL for tubes). 2. Weigh the required amount of powder needed to
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at 1 M (10 mL per run) • 110 mL of NaOH at 0.5 M (10 mL per run) • 220 mL of Acetic Acid at 50% (10 mL per run). • Vernier Temperature Probe. • Erlenmeyer Flask 200 mL. • Graduated Cylinder 25 mL. • Charged Computer with LoggerPro. Method: I gathered all my materials along with obtaining a lab coat‚ safety glasses‚
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