Sustainable Chemistry Terry Collins* Chemistry has an important role to play in achieving a sustainable civilization on Earth. The present economy remains utterly dependent on a massive inward flow of natural resources that includes vast amounts of nonrenewables. This is followed by a reverse flow of economically spent matter back to the ecosphere. Chemical sustainability problems are determined largely by these economy-ecosphere materials flows (see the figure‚ below)‚ which current chemistry education
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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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Homework- An Essential Part of Student Life Homework‚ as the name defines it is the work that is supposed to be done at home. Teachers generally make it a point to give something for homework. The reasons why homework is an essential part of a student’s life: Homework is important for the learning process The best way to get perfect at something is to practice it. When teachers generally give homework to the students‚ their main aim is to develop the student’s skills and enhance his learning
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humility by man towards God. * We should always try and observe the manners (adab) of Islam such as courtesy‚ politeness‚ friendliness‚ helpfulness and the likes when we carry out our duties. By this‚our work be on the right step. In the same time it becoming an act of ibadah. It is important that we carry out our duties by abiding the adab as set forth by islam. * If we want to do well‚ we can not use the way that can cause good way turned into disrepute. As such‚from Islamic perspective‚the
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as being more relatable at a human level‚ as opposed to an epic tale. Though‚ may I might add‚ the tale is still epic in a timeless sense‚ ‘Spearesy’ uses small-scale settings and conversations to say a thing or two about morality and its effect on life and lives. “ ‘Murder most foul‚ as in the best it is; but this most foul‚ strange’‚ ‘Haste me to know’t‚ that I‚ with wings as swift As meditation or the thoughts of love‚ May sweep to my revenge’ “. Now‚ Spearesy stays true to the conventional
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Chemistry is one branch of knowledge that grew from human curiosity about the world and has played a central role in the development of the modern world. Chemistry is the study of the composition of matter‚ the stuff things are made of‚ and the changes that matter undergoes. Now‚ we may not think chemistry plays such a big role in our life but it perhaps more than any other branch of science has bettered our lives. Almost anything we touch today has benefited from chemical technology‚ and there for
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advancements in all aspects of life whether it be scientifically or creational (creatively). Technology is part of every person’s life and without it we wouldn’t be able to move forward. So why do we want to move back? Although many of us are for technology and the new scientific and social developments that come with it but there are others that are not so fond of it and complain that technology is taking over our lives and some people argue that technology may be the cause of our lack of social skill
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Essay #1 Essay #1: Digital Identity (Due 10.2.2014) For essay #1‚ you are going to write a personal narrative (using argument) about your digital life. What digital devices do you use? What can’t you live without? What do you do on-line? How do you understand your digital identity? In your essay‚ you will need to make a very clear argument about your digital identity and your relationship to the changing digital world. Your completed essay should be a minimum of 750 words. It should
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No-01 Course name- General Chemistry “Topic” The importance of Chemistry in our daly life Submitted to Dr.Mohammad Harun-Ur-Rashid Submitted by Group-Royals Chemistry: The chemistry is the study of substances specially their structure‚ properties‚ transformations and the energy accompanying these transformation. Chemistry is very important within our daily lives. We are using it all of the time without even realizing it. Every time we wash our hands in the kitchen or the bathroom
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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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