“Star Apple (Chrysophyllum cainito) as an Antiseptic Mouthwash” An Investigatory Project Presented to the Science Unit of the Basic Education Department; S.Y. 2014-2015 8 Names of the Researchers: Bello‚ Maria Isabella Bonalos‚ Kristine Mae Delaminez‚ Alpre Layague‚ Francheska Lian Nunez‚ Adrian Joshua Submitted to: Mr. Jann Andre Padua Chapter I The Problem and Its Background Introduction a. Background of the Study As an effective mouthwash is one that does not
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Structure and bonding Ionic bonds are chemical bonds formed through an electrostatic attraction between two oppositely charged ions. Ionic bonds are formed between an metal and a non-metal. The metal loses an electron or electrons form its highest energy level becoming a positively charged Ion and the non-metal gains an electron or electrons in its highest energy level‚ becoming a negatively charged Ion. Covalent bonds are strong bonds between two non-metal atoms. A covalent bond forms when two
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The Great Barrier Reef a World Heritage listed‚ it is the vastest stretch of coral reef in the world. This essay will provide information on how the Great Barrier Reef is being protected against global warming for our future generations. We all love going to the beach for a swim or a snorkel however a different image was created by an article published by the Australian Academy of Science on their web site Nova Science in the News (2009): “Imagine you are on a beautiful tropical island on the
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Cyberbullying Social networks‚ instant messaging and text messaging are the raging trend for teenagers. Through these forms of communication‚ teenagers can stay in contact with their friends and peers‚ even after they come home from school. Social networking and texting can be fun ways to keep the conversation going between friends‚ but they also come with some inherent dangers. Cyberbullying has become common place for teenagers. What is Cyberbullying? Cyberbulling occurs when an individual harass
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levels in the discharged water would be another challenge. 8. Is the water treated prior to its discharge? If so‚ with what? Sodium hypochlorite (bleach solution) is used to kill remaning organisms in the water grom the final settling tanks. The second stage is water DE chlorination‚ this is where chemical (sodium bisulfite) is used to neutralize the bleach prior to the clean water discharge. 9. Where is the treatment water discharged? Potomac River 10. Who monitors the discharge of treated effluent
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Lab 2 – Water Quality and Contamination Experiment 1: Effects of Groundwater Contamination Table 1: Water Observations (Smell‚ Color‚ Etc.) Beaker Observations 1 The water is clear with no distinct smell. 2 The vegetable oil does not mix with the water. Oil on top‚ separated from the water. Oil has a slight yellow look to it. No odor. 3 Vinegar mixes with the water and retains clarity. Has a slight smell of vinegar to it. 4 Laundry detergent changes the water’s clarity to a blue-green color. It has
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Assignment On “Importance of Garments Washing in Retailing Business” Faculty of Business & Economics Department of Business Administration Program: MBA (Regular) Semester: Summer-2013 Course Code: TAM 512 Course Title: Finishing & Washing with Lab Submitted To: Sumon Mazumder Assistant Professor M.Engg. (BUET)‚ M.Sc. (Textile) B.Sc. Engg. (Textile‚ DU) Department of Textile Engineering Submitted By: Sabbir Ahmed Majumder Date of Submission: 05.08.2013 Table
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of the lack of medicine and sanitation practices‚ the Price family has to disinfect their food as much as possible‚ which is a tedious task compared to what they did to eat back home. In the chapter Orleanna debates what is most precious to her‚ ‘bleach‚
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MBK Lab 01 – Lab Report Name: ____________________ Section: ___________________ EXPERIMENT 1 TITLE: Observing Bacteria and Blood OBJECTIVE: To gain functional knowledge of microscope operations through practical applications of a microscope in the observation of bacteria and blood. PROCEDURES: Using the microscope‚ an oil immersion lens and observing Bacteria Cultures in Yogurt . Preparing a Blood Slide and observing Blood: After reviewing the section of the manual
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was dry then while it was wet adding several drops of water. * Oil and Water-We studied the difference between mineral oil and water using a hand lens. * Making iodine in water- We added one drop of potassium iodide and sodium hypochlorite (bleach) then mixed the two together producing iodine. * Making iodine in oil-We added two drops of mineral oil‚ one drop of water on the mineral oil‚ then added one drop of potassium iodide and sodium hypochlorite. Producing Iodine. Results: In class
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