The Chemistry of Life 3.1 Chemical Elements and Water 3.1.1 State that the most frequently occurring chemical elements in living things are carbon‚ hydrogen‚ oxygen and nitrogen. Carbon‚ hydrogen‚ oxygen and nitrogen are the most frequently occurring chemical elements in living things. 3.1.2 State that a variety of other elements are needed by living organisms‚ including sulphur‚ calcium‚ phosphorus‚ iron and sodium. Other elements are needed by living organisms including sulphur‚ calcium
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Source: Chemistry by C. Mortimer PP 1-5 Chemistry by R.S. de Borja PP 1-5 Definition of Chemistry Chemistry is concerned with the composition and the structure of substances and with the forces that hold this structure together. And the changes that undergoes with the energy involved in them. History Chemistry which emerged‚ took hundreds of years to develop the history of its development can be divided ranging into five
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SOURCES OF ENERGY Energy can neither be created nor destroyed. Energy can only be converted from one form to another. E.g. if we drop a plate from a height‚ the potential energy of the plate gets converted mostly to sound energy when it hits the ground‚ chemical energy in the wax is converted to heat energy & light energy on burning. The total energy during a physical or chemical process remains the same. In the above examples‚ energy in the usable form is dissipated to the surroundings in less
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1.) What is a paragraph? Etymology: From the greek word paragraphos which means‚ line used to mark change of persons in a dialogue‚ from paragraphein to write alongside‚ from para- + graphein to write. * A Paragraph is a distinct section of a piece of writing‚ usually dealing with a single theme and indicated by a new line‚ indentation‚ or numbering. * A collection of related sentences dealing with one topic. 2.) What is overloaded paragraphing? * Overloaded paragraphing
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Paragraphs represent the basic unit of composition: one idea‚ one paragraph. However‚ to present a clear‚ unified train of thought to your readers‚ you must make sure each paragraph follows the one before it and leads to the one after it through clear‚ logical transitions. Keep in mind that adequate transitions cannot simply be added to the essay without planning. Without a good reason for the sequence of your paragraphs‚ no transition will help you. Transitions can be made with particular words
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Narrative Paragraph I started to believe in myself when I took Journalism as a subject in school. When the second semester began‚ I am very much pressured about writing an article dealing with news or broadcasting. I thought I will get 5.00 as my grade and I will never do anything great. When we started talking about writing straight news‚ nervousness ran through my blood‚ thinking I can never write something extravagant. My nervousness became worse when my professor tasked us to write a very
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law theory 3. Exercise 1.5 Part A - Define chemistry. ANSWER: Chemistry is the science that seeks to understand what matter does by studying what atoms and molecules do. Chemistry is the science of matter and its motion‚ as well as space and time - the science that deals with concepts such as force‚ energy‚ mass‚ and charge. Chemistry is the science that studies the molecular transformations only in nonliving matter. Chemistry is the science that studies the molecular transformations
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Analyze four (4) policy choices of Mayor Schell that were made as part of the strategy for the homeless. Reconstruct four (4) steps taken by Mayor Schell to reengineer the program in order to fit the new objectives. Analyze four (4) reasons for the importance of conducting assessments prior to new program implementation. Research at least four (4) peer-reviewed academic sources. This case study discusses Mayor Paul Schell’s pledge for homeless families in Seattle‚ Washington. Being that homelessness
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Each person in his life experiences some difficulties and faces some changes that affects his views‚ thoughts and changes his life totally. For some of them it might be experience of love‚ for others it might be the growing up problems and so on. In these cases everybody has different things to face. Among these life-changing experiences one of the hardest one‚ which changes people’s life once and forever is migration. Only the immigrants‚ every single one face the same problems and hardships. Some
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Students/pupils will listen to you much more effectively outside in the world. I may say that I am correct! They are like dog tied to their kennel in a class room. It is almost an act of cruelty to force them to sit all day listening and not by talking. They should be engaged outside the room. The room should be where they drop their bags and come back to discuss what they have learn. That’s really a good idea‚ learning is not by sitting‚ and it’s all by experience. Yes‚ if you’re talking about a
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