"Edexcel a s chemistry laboratory skills alternative" Essays and Research Papers

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    Alternatives To Spanking

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    Alternatives to Spanking Considering the significant evidence that discourages the use of spanking as a disciplinary method‚ it is essential to understand the various alternatives to spanking that can prove to be more effective. Morin (2015) is of the view that there are several strategies that can help in conditioning behavior of children towards positivity and avoid spanking. The first and most effective alternative to spanking is the use negative consequences as a strategy. This involves teaching

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    Alternative Assessment

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    2013 Alternative Assessment Proposal (i) Application of chemistry/ chemical phenomenon Transition glasses have photochromic lenses which give eyeglasses the ability to change their tint level and adjust to the light that is available. They were designed to protect the eyes from harmful ultraviolet (UV) radiation and can be considered sunblock for the eyes. These lenses are clear indoors and darken outdoors for greater comfort in the sun. The photochromic lenses contain millions of

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    Alternatives to Prison

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    of time for their offenses. Their levels of security and prison design are more intense than the minimum security prisons. The effectiveness of prisons has decreased due to progressive overcrowding‚ and the lack of conclusive alternatives. The need for alternatives has grown immensely over the last decade. Nonetheless‚ the State and Federal governments are desperate for competent‚ less expensive solutions. Costs of keeping a prisoner imprisoned vary among states and facilities. Each prisoner

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    Chemistry

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    experimental techniques which can be used to tell us where the atoms are located in a molecule. Using advanced techniques‚ very complicated structures for proteins‚ enzymes‚ DNA‚ and RNA have been determined. Molecular geometry is associated with the chemistry of vision‚ smell and odors‚ taste‚ drug reactions and enzyme controlled reactions to name a few.

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    Chemistry

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    ical Chemistry 1.which of the following pairs of compound will react? iC3H6+Br2 iiC3H6+Cl2 in sunlight iiiC3H6+H2O in the presence of sulphuric acid ivC3H6+H2O in the presence of concentrated sulphuric acid a.i b.i‚iii c.i‚ii‚iii d.all 2.liqiud y reacts with magnesium metal to produce a gas that burns with a pop sound when a flaming wooden splint is placed near it.liqiud y is most likely a compound that has the formula a.c2h5oh b.hcooh c.h3cooch3 d.c6h14 3.a compound p has the

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    Enzymes Laboratory Report

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    ENZYMES LABORATORY REPORT Introduction The utilization of any complex molecule for energy by an organism is dependent on a process called hydrolysis. Hydrolysis breaks complex molecules into simpler molecules using water. Similarly‚ the process that is the reverse of this is called dehydration synthesis‚ which removes water from simpler molecules. However‚ because hydrolysis occurs very slowly‚ living organisms use biochemical’s called enzymes to speed up the reaction. In this lab exercise

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    Energy Alternatives

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    percent of its electricity will come from renewable energy sources (Rosenthal‚ 2010). This compared to 10.1 percent in the United States (U.S. Energy Administration‚ 2010). In addition‚ Italy exceeded the U. S. in solar panel installation this year (Gipe‚ 2010) and China is now the world ’s largest producer of hydroelectricity (Business Green‚ 2010). The difference between renewable and nonrenewable energy as far as their effects on the environment is substantial as the renewable energies such

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    Alternative Fuels

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    Alternative Fuels People in America do not realize the fact that driving their vehicle is one of the regular activities that they do that has one of the largest impacts on the earth. With more and more cars in use each day‚ the more fossil fuels are called for. Fossil fuels are natural fuels that were formed from the remains of living organisms. These fossil fuels typically take millions of years to be formed. Since most fossil fuels are being imported due to it taking a huge amount of time

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    Alternative Medecine

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    COMPLIMENTARY and ALTERNATIVE MEDICINE Ellen Hughes M.D. This article has brought to our attention the importance and popularity of alternative medicine in our lives today. The author gives us an idea of the number of people utilizing alternative medicine and the risks of doing so‚ as well as the cost. The author starts with a definition of alternative medicine and its gaining popularity today. This type of medicine is becoming more popular today because of the theory of treatment of the

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    chemistry

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    Appendix APPENDIX 1 Chemical tests for functional groups Homologous series/ Typical compound Functional group(s) Alkanes CH3CH3 ethane C – C and C–H Alkenes CH2 = CH2 ethene C=C Chemical tests/Observations Add liquid bromine in ultraviolet light (or sunlight): White fumes of HBr liberated; decolourisation of bromine occurs slowly (a) Add Br2 in CCl4 at room temperature: Decolourisation of bromine occurs immediately CH2 = CH2 + Br2 → CH2BrCH2Br (b) Add acidified

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