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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The Green Mile by Stephen King is the story of man with god-given powers of healing sentenced to death and the change he cause in the prison guards. The themes of compassion and sacrifice can be seen in this novel. The theme of compassion is very much a part of this book. One part especially shows this truth. Percy‚ a prison guard‚ crushes a death row prisoner’s pet mouse‚ which the prisoner loved more than life itself. This cruel act displays Percy’s extreme lack of compassion and how little he
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A brief summary of the Green Revolution that swept the globe in the 1980s. It focuses on the techniques used‚ the positive and negative effects on certain countries‚ and some alternatives that are popular today. Green Revolution The Green Revolution began during the 1970s and 1980s in an attempt to increase the nutrition in food crops and to make species of food crops more uniform and robust. Scientists developed strains of hybrid plants‚ such as wheat‚ rice‚ and maize that quantitatively produced
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What is Chemistry? Chemistry is the study of matter and energy and the interactions between them. This is also the definition for physics‚ by the way. Chemistry and physics are specializations of physical science. Chemistry tends to focus on the properties of substances and the interactions between different types of matter‚ particularly reactions that involve electrons. Physics tends to focus more on the nuclear part of the atom‚ as well as the subatomic realm. Really‚ they are two sides of the
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Importance Of Chemistry - College Essay - Adarshjj2 Page 1 of 2 FREE ESSAYS AND RESEARCH PAPERS Search 600‚000 Essays Saved Docs Like 55k 874 692 SEARCH Join Login Writing Service Resources Help Contact Us Send Get Better Grades Today By Joining OPPapers.com and Accessing Over 600‚000 Articles and Essays! GET BETTER GRADES Home Page » Science » Chemistry Research Papers Importance Of Chemistry Importance Of Chemistry SUMMARY FOR GRADE 7 FIRST SEMESTER
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CERTIFICATE This is to certify that Ranjeeta Singh of class XI (Science) has completed the chemistry investigatory project entitled The Study of the Acidity of Different Samples of Tea Leaves and the Reasons for the Variation in their Taste as a partial fulfillment of course curriculum under the supervision of Mrs. Mamta Agarwal. This is a bonafide work prepared by herself. Signature of Internal Examiner ACKNOWLEDGEMENT I bonafied CBSE for giving us
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The gifts of chemistry are a boon to mankind. Its applications in home and industry are many. Right from purified drinking water and motor car to cane sugar and mobile phone‚ all these have been made possible only through processes in chemistry at some stage or other of production. New discoveries‚ processes‚ and products are an integral part of this fascinating discipline. It offers a fertile ground for those endowed with intellectual curiosity and a passion for scientific research. you must
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Red from green Growing up is not easy. Slowly fighting to discover who we are and finding the harsh truths about life‚ that we all inevitably will have to someday be able to stand on our own two feet‚ while in the process discovering things about ourselves such as our sexuality and where we want to head in life. Maile Meloy shows this crossroad in life with our protagonist‚ who is in the process of discovering herself. She is forced to see herself and her father in a different light after a
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Film Critique: Fried Green Tomatoes Janeen Renee Plummer ENG 225 Introduction to Film Sarah Carson 14 July 2014 Fried Green Tomatoes Fried Green Tomatoes is a classic film for me. It tells an incredible story about friendship and courage as well as showing the strength of women overall. I have chosen to analyze this movie in depth for this film critique. This film tells the story about two different friendships between four women and how their friendship helped them become better women within
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Let’s Go Green and Save the Earth Let’s go green and save the earth - sounds like a tall order‚ doesn’t it? If you think about it though‚ governments and citizens alike are all working together towards the goal of becoming greener. There are many ways that we can work on our initiative "Let’s go green and save the earth". Here are a few you can do personally‚ as a citizen of planet Earth: • Upgrade the windows in your home to more efficient ones that help to retain the heat you create with electricity;
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