Experiment 10 - Flow Characteristics of Valves NAME: CHER SUNG KANG GROUP NUMBER: B21 EXPERIMENT NUMBER: 10 DATE OF EXPERIMENT: 28/11/2011 DATE OF REPORT SUBMISSION: 5/11/2011 MARK/20 (for demonstrator use): Introduction Aim: 1. Describe operation of various types of valves 2. Measure frictional losses due to flows through different valves 3. Identify sources of errors Background & theory: In this experiment‚ the relationship between volumetric flow rate and percentages
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Biology College of Science De La Salle University – Dasmariñas Dasmariñas‚ Cavite Philippines ABSTRACT This experiment was performed to learn the technique of acid-base titration and to compare the efficiency of commercially available antacids by looking at their weight of HCl and weight of antacid values. The analysis of antacid tablets was highlighted in this experiment. The efficiency of antacid tablets was determined and compared when the number of grams of HCl can be neutralized by
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amount of HCl that did not react with the calcium carbonate. Apparatus Mortar and Pestle Standard Lab Balance Hot Plates 200ml beaker Measuring cylinder (10ml‚ 100ml) Pipette Burette Conical Flask Bunsen burner Any reagents used in this experiment Eggshell NaOH 1moldm3 HCl 1moldm3 Phenolphthalein Procedure 1. Each student should obtain one egg and the necessary glassware from the side bench. 2. Break the egg into a beaker. Add water to the egg and stir before pouring down the drain
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CHEM 101L GENERAL CHEMISTRY LAB FALL 2012‚ Friday 1:00 PM-3:50 PM Professor: Dr. Rostislav Bukasov Office: 7107 Office hours: Monday 5:00-6:00 PM; Tuesday 9.00-10.00 AM; Wednesday 11:00 AM–12:00 PM; Thursday 4.00-5.00 PM; Friday 10.00-11.00 AM Phone: 7-7172-706665 E-mail: rostislav.bukasov@nu.edu.kz Teaching Assistant: Zhanar Kassenova E-mail: zhanar.kassenova@nu.edu.kz Office : 8527 Office hours: Tuesday: 11.00 - 12.00 pm; Thursday: 9.00 am - 10.00 am Course Overview Chemistry
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choosing the pain of discipline over the ease of distraction. And that’s exactly what delayed gratification is all about” I think that is very true. Delayed gratification is just waiting for something better. If a kid doesn’t pass the marshmallow experiment parents start to wonder what they should do. Mischel states he would remind the parents that there are a large number of cognitive skills that can be used and practiced if kids have a serious self-control problem. At one point Mischel used poker
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Osmosis Lab Report The essential focus of the experiment was to acquire data for the mass change resulting from osmosis in order to determine the carbohydrate solution of the carrot cells. The carrots were a vegetable used within the experiment with a carbohydrate solution around .5 M. The hypothesis is if there are carrots in different carbohydrate solutions then there will be a percent change in mass. The carrots have large vacuoles that hold water‚ this allows the mass to increase when the hypertonic
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Testing‚ Testing‚ And More Testing In all the years before students have went through school learning at all different levels and they would constantly advance without knowing if they had learned what needed to be learned or not. They did this until they got into jr. high/ high school and had end of semester exams and would fail which meant they were held back or didn’t graduate at all that year. We have to ask ourselves if it was really failing or was it the system failing them all the years
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Osmosis Trial experiment Aim: Our aim in this experiment is to find out which vegetable absorbs the most liquid over a given time due to osmosis. Chosen Apparatus: we will need to use: six test tubes; a test tube rack; an apple; a potato; a cork borer; a measuring cylinder; sugar solution; scales to measure in milligrams; a ruler; a knife; and a pair of tweezers. Apparatus Why we chose it Advantages Alternative equipment apple Its an absorbent fruit and is similar to a potato It
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throughout the church as a heterosexual woman‚ I make my way into the church of Christ as a homosexual woman in a lesbian relationship‚ accompanied by my best friend. Something different and sinful is about to enter the church of Christ. This experiment was chosen to be conducted in the church to prove have hypercritical the church society can be toward Gods children based on the lifestyle that symbolizes gay and lesbian behavior; I also wanted to show that depending the location of this behavior
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Coursework 1: Aggregate testing This report was an investigation into different standard testing methods used for aggregates; Sieve Analysis‚ Moisture Content Determination and Determination of Voids Content and Density. The experiments precisely verified that the aggregates complied with British Standards. Contents page Test 1: Sieve Analysis “Large” coarse aggregate “Small” coarse aggregate Fine aggregates Observation Test 2: Moisture Content “Small” coarse aggregate Fine
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