a water-soluble synthetic polymer. It has the idealized formula [CH2CH]n. Polyvinyl acetate (PVA) is a synthetic resin polymer. The chemical formula of this component is (C4H6O2)n. The last component is sodium borate (Borax). It is an important boron compound‚ a mineral‚ and a salt of boric acid. The chemical formula for sodium borate is (Na2B4O7·10H2O). In this experiment‚ both the sodium borate (Borax) and polyvinyl alcohol (PVA) were separately diluted in water to form a solution of 4% m/v
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plant‚ the total length of fine root hairs may reach 6600 miles (10‚645 km). | 10. A large sunspot can last for about a week. | 11. If you could throw a snowball fast enough‚ it would totally vaporize when it hit a brick wall. | 12. Boron nitride (BN) is the second hardest substance known to man. | 13. The female Tarantula Hawk wasp paralyzes a large spider with her sting. She then lays her eggs on the motionless body so that her developing young have a fresh supply of spider meat
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11/24/2013 CLASSIFICATIONS of MATERIALS Semiconductor Theory a. Conductor b. Semiconductor c. Insulator • Number of valence electrons is 1-3 with very high conductivity • Number of valence electrons is 4 with intermediate conductivity • Number of valence electrons is 5-8 with very low conductivity Semiconductor Conductors • Has more electrons that are free to move • Supports charge carriers to flow • Support flow of electricity • Has very low resistance allowing
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atomic number of carbon is 6. If an isotope of carbon has a mass number of 13‚ how many protons does it have? _____ 10. In the history of the development of the atomic theory‚ new experimental evidence has tended to _____11. A member of the boron family has three valence electrons‚ while a member of the nitrogen family has _____ 12. Which of the following Group 1A elements is the most reactive? _____ 13. At room temperature‚ none of the metals are _____ 14. Group 7A of the periodic
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HOME MADE KAMOTE TOPS TEA CHAPTER I Introduction The leafy part of the Camote plant is familiarly known as the Kamote tops or Talbos ng Kamote‚ in Tagalog. Camote leaves are usually used as vegetables in some traditional Filipino cuisines. The antioxidants present in a Camote plant are believed to be mostly found within its leaves.Camote tops’ vitamins and minerals help in boosting one’s immune system to prevent the body from disease-causing bacterias. Among all the other plants‚ research studies
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Arthur Pendragon: Man or Myth? Was Arthur Pendragon a King or did he exist at all? Avalon Keft “Most of what you think you know about Camelot‚ Guinevere and Lancelot and the evil sorceress known as Morgan le Fay is nothing but lies.”1 For centuries‚ men and women across the globe have been enveloped in a tale‚ which‚ regrettably‚ is not true. King Arthur‚ or rather‚ Arthur Pendragon‚ was for many years accepted to be the mythical ruler of 5th and 6th century Britain. The tale of a boy who‚ at
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Frankenfoods: It’s What’s in the Inside that Counts During the Neolithic Revolution‚ human life revolutionized. Humans started living in cities‚ forming class hierarchies‚ and organizing labor. However‚ the most significant turn of the new era was the advent of agriculture. Agriculture made the Neolithic Revolution truly a “revolution” by removing the need for humans to move from place to place in search for a meal and giving humans the ability to feed not only their families‚ but their friends
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CHAPTER 1 THE PROBLEM AND ITS BACKGROUND This chapter presents an overview of this study. This section includes the background of the study‚ statement of the problem and hypothesis‚ significance of the study‚ scope and limitation and definition of terms. Introduction Bitter melon or ampalaya is said to be the most bitter of all vegetables of cooking in Asian countries. Different countries formulate their own dishes and improve its cultivation for a higher demand in the market. Ampalaya is also
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Chernobyl‚ Ukraine Nuclear Power Plant Meltdown The accident at the Chernobyl Nuclear Power Plant in Ukrainian produced a plume of radioactive debris that drifted over parts of the western USSR‚ Eastern Europe‚ and Scandinavia. The accident‚ which occurred on April 26‚ 1986‚ was the worst nuclear power accident in history. Large areas of the Ukrainian‚ Belorussian‚ and Russian republics of the USSR were contaminated‚ resulting in the evacuation of roughly 200‚000 people. The accident raised
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Frankenstein Final Essay BY mp 927 Words Mrs. Mary Shelley 118 Maple Street Dover‚ Kent 1453 Dear Mrs. Shelley: Congratulations on the success of your first published novel‚ Frankenstein. Indeed you have entranced many readers by the horrific story you have created. Although the publication of the 1818 edition of the novel was successful‚ we the people at Universal Publishing feel the your latest 1831 edition will increase the novels‘ appreciation. In fact‚ the 1831 edition of Frankenstein
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