1.0 WATER QUALITY LESSON OUTCOME: * To identify the physical water quality parameters such as suspended solids‚ turbidity‚ color‚ taste and odor and temperature. * To calculate the solids parameter * To identify the chemical water quality parameters such as total dissolved solid‚ alkalinity and hardness * To calculate the water alkalinity and hardness * To demonstrate the biological water quality parameters such as pathogens and indicators Water Quality Parameter
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Complexometric Determination Of Water Hardness By Angelica Aquino CHM 152 LL January 5‚ 2013 METHODS: 1. Prepare an approximate 0.004 M disodium EDTA solution. To prepare this solution‚ weigh about 0.7-0.8 g of Na2EDTA and dissolve in 500 mL deionized water in your plastic bottle. Make to to shake the bottle to dissolve the salt. 2. Obtain a 250-mL Erlenmeyer flask and transfer a 10 mL of CaCO3 using a buret into the flask. 3. Measure 30 mL of deionized water and add it into the titration
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Information Security Policy Framework Information Security Policy Framework Information Security Policy Framework For the healthcare industry it is important to have an Information Security Policy Framework within the organization to protect information that is accessed across the network by staff personnel and patients. In accordance with ISO/IEC 27799:2008‚ we begin to define the guidelines to support the interpretation and implementation
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glass rod ‚volumetric flask 100ml ‚dropper CHEMICALS Potassium permanganate (KMnO4)‚ distilled water PROCEDURE A. Preparation of the KMnO4 standard solution 1. KMnO4 was weigh accurately to nearest mg. The reading was recorded. The solid transfer to a 100ml volumetric flask using funnel. 2. The solid was dissolved with distilled water. The flask was shaken after using stopper. Distilled water was added to the mark ‚the dropper was used when reaching the last drop. The flask was stopped using
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of oil is added to a hot wok and a chicken is stirred fried until cooked. I stir fry the chicken in three separate lots so the chicken cooks quickly and does not get too much water in it. Chicken is set aside and heat is turn off temporarily. After that‚ a kettle is filled with water and boil. You will use this boiling water to soak the rice noodles. One tablespoon of oil vegetable is added to the wok‚ and the paste is stirred fried for about 2 minutes. This releases all the flavours of the Laksa
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computer security? A: Protection of physical locations‚ hardware and software of computers from outside threats. Q: Name three primary threats to security of computers. A: Physical theft‚ espionage and sabotage. Q: Name two fundamental problems with ARPANET security? A: (1) No safety for dial-up connections. (2) Nonexistent user identification and authorization. Q: What was the name of the now obsolete operating system designed for security objectives? A: MULTICS Q: What is the security that
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iPad’s Security Breach Meredith Morrison Strayer University BUS 508 [ November 26‚ 2012 ] Dr. Ronald Steffel The Goatse Security firm’s possible objectives when they hacked into AT&T’s Website was to test for security. If they could hack into the system‚ so can any other hacker (iPad Security Breach‚ 2010). The Goatse Security firm wanted to confirm that if they could gather e-mail addresses‚ discovering vulnerability‚ so can people who are hackers. “We’ve reached out to the
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Managing Water Scarcity for Water Security Prepared for FAO by J.T. Winpenny - Edited to suit this e-mail conference The nature and scale of the problem Water scarcity and water stress [W-1] In popular usage‚ "scarcity" is a situation where there is insufficient water to satisfy normal requirements. However‚ this commonsense definition is of little use to policy makers and planners. There are degrees of scarcity - absolute‚ life-threatening‚ seasonal‚ temporary‚ cyclical‚ etc. Populations with
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Three Step Literary Analysis The book‚ Color of Water‚ is written by James McBride and it is the story of his life and his mother’s. The book is more like two intertwining books than just a single book. It switches between two points of views‚ Ruth McBride and her son James McBride. In Ruth’s chapters‚ she chronicles out her life story beginning with her migrating to the United States when she was two years old. At a young age‚ Ruth’s life is filled with hardship. Her father did not love her
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Water scarcity Water scarcity involves water stress‚ water shortage or deficits‚ and water crisis. The concept of water stress is relatively new. Water stress is the difficulty of obtaining sources of fresh water for use‚ because of depleting resources. A water crisis is a situation where the available potable‚ unpolluted water within a region is less than that region’s demand. Water scarcity is difficulty of obtaining water for use because of depleting resources. It occurs due to both Natural
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