Detection of Ions in Solutions Using Acid/Base Chemistry: A Quality Control Test Objective: This lab focuses on the detection of ions using titration as an analysis tool. You will standardize NaOH and HCl solutions so that you know the exact concentration and then prepare samples of common household items in order to determine the amount of calcium in Tang®‚ Mg(OH)2 in Milk of Magnesia‚ etc. You will learn to prepare samples of a specified concentration‚ learn about acids and bases through
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Gather all of your equipment‚ a LabQuest 2‚ two friction blocks (one with sandpaper and one with foam)‚ a force sensor‚ slotted masses‚ a ruler‚ and two sheets of graph paper. Weigh the two friction blocks in kilograms. Then multiply that number by g‚ 9.8‚ to find the blocks’ weights in Newtons and record it. Plug the force sensor into channel 1 of your LabQuest 2‚ this allows you to calculate the amount of force that you pull the block with. Choose six of the slotted masses to place on the blocks
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Republic of the Philippines Department of Education National Capital Region DIVISION OF CITY SCHOOLS San Diego Elementary School Quezon City‚ 2nd District‚ Metro Manila A RESOLUTION ELECTING A TEMPORARY OVERALL TREASURER AND AUDITOR TO HANDLE/MANAGE THE COLLECTION AND DISBURSEMENT OF PARENT CONTRIBUTIONS TO DEFRAY THE PAYMENTS OF GENERAL PARENTS AND TEACHERS ASSOCIATION HIRE SECURITY GUARD HONORARIA AND OTHER SCHOOL BASIC SERVICES WHEREAS‚ the General Parents and Teachers Association
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The Internet has resulted in a generation of lazy young people The internet is a source used for everyday life‚ and everything from social networking to researching and gaming‚ but due to the limitless possibilities it is a resulting cause of pure laziness. The younger generation might find themselves unable to go a day‚ yet alone days‚ without using the internet in some form whether that be using a cell phone‚ tablet‚ etc. The internet is a resulting cause of laziness because of easy access‚
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Experiment 8 “Lipids” and the purpose of the lab is to become familiar with the properties and reactions of certain lipids called fats or oil. For this lab‚ students are testing the properties and reactions of lipids and soap will be prepared and its properties will be tested. To begin the experiment‚ place 5 mls of water‚ ethyl alcohol‚ chloroform‚ and toluene in to four clean test tubes and add 1 drops of cottonseed oil to each test tube. Shake it and record your observation. To do part B‚ in three
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ship and would highly likely have helped in avoiding the occurrence of the disaster. Moreover‚ factors such rushing of the ship due to business reasons‚ the lack of available equipments such as the iceberg monitoring equipment also contributed into causing the tragedy. This environmental disaster has caused severe impacts on marine life and people living around the affected area in both short and long term. In the short term‚ the oil spilling has caused mass deaths of seabirds‚ salmons and herring
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In the late 1700s and into the early 1800s‚ large controversies over the Alien and the Sedition Acts‚ containing four bills‚ took place. Some of the controversies included immigration‚ slander and libel of the government‚ and states’ rights. While the controversy set the stage for Jefferson’s election‚ it also left some in tense and unsettled states. The Alien and Sedition Acts brought many disagreements upon the states. The Acts had two bills that seemed to stand out most among the government
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vestigial and wild type‚ the resulting offspring would fit the Hardy Weinberg theory that the offspring types would be split equally between homozygous recessive vestigial winged offspring and heterozygous wild type winged offspring. This predicted result did not occur. 79% of the offspring produced were heterozygous wild type‚ leaving only 21% of the offspring produced homozygous recessive. There are a number of reasons that this could have occurred. The original homozygous dominant wild type winged
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American Revolution: The Result of the French and Indian War During the early months of 1763‚ the Treaty of Paris had been signed and the French and Indian War came to a close in colonial America‚ temporarily ending foreign conflicts within North America‚ although peace between the European powers of Great Britain and France had been established‚ this war evoked tension between England and its American colonies. The French and Indian War caused the American Revolution because its outcomes such
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Result Based Management is a concept which dates back to the 1950s when Peter Drucker introduced the concept of management by objectives and its principles. Local authorities have failed to adopt and implement the Result Based Management Concept due to various challenges which include amongst them inadequate finance and human resources‚ resistance to change‚ poor communication channels‚ unrealistic budgets‚ poor management system‚ location of ownership‚ negative attitude and resistance to technology
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