Topic 1.2 AMOUNT OF SUBSTANCE The mole Reacting masses and atom economy Solutions and titrations The ideal gas equation Empirical and molecular formulae Ionic equations Mill Hill County High School THE MOLE Since atoms are so small‚ any sensible laboratory quantity of substance must contain a huge number of atoms: 1 litre of water contains 3.3 x 1025 molecules. 1 gram of magnesium contains 2.5 x 1022 atoms. 100 cm3 of oxygen contains 2.5 x
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WE HAVE NO WASTE TIME! Study‚ study and study… These words sound so familiar to all students. Countless assignments‚ tiring exam weeks are the most time-consuming parts of a student’s life. However‚ what is the significance of leisure time for students? How can they use it more effectively? Sociologists emphasize that the leisure time activities are so important. They explain that people have a tendency to become more clement and compatible when they do different things because they feel happy
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Net is a Waste of Time In William Gibson’s persuasive essay “The Net is a Waste of Time‚” he often uses figurative language to portrait his point of view and most of the time talks to the audience as a first person. He is trying to convince the reader that‚ in an inadvertent way the World Wide Web (The Net) is just wasting our time. The purpose of his essay is to make the reader re-think the fact that the net isn’t what everyone expects; instead of thinking that we are using our time productively
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Tomorrow The Time Machine written by H.G. Wells is metaphorically describing humanity as being peaceful on the surface‚ but under hidden depths there is a desire to be destructive. In the early chapters of the book‚ the time traveller expects the descendants of mankind to be super-intelligent‚ but is disappointed by the behaviour of the supposedly advanced species‚ the Eloi. His curiosity about the mysterious wells leads to his discovery of the Morlocks and their hidden technology‚ and what he
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In these days of technology‚ there are lots of screens to look at. For the young‚ old‚ and everyone in between‚ screen time is an every day activity. There are many debates on how screen time affects our children. Social interaction with family and friends‚ coping with wait times in busy lives‚ and learning abilities being advanced‚ all while using a screen of some format‚ can help our children adjust to our technology driven world we live in today. Whether at home‚ or travel‚ screens should not
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Popcorn time is one of the most popular websites on the internet‚ but under legal terms‚ its poplar for all the wrong reasons. Originating out of a college dorm room in Texas‚ the creators of popcorn time built the website in an effort to help watch movies for free; this includes all the latest movies and later expanded to viewing popular sitcoms as well. However when mentioned free‚ the website utilizes a direct linking of individual torrents to help stream the content from the torrent as it downloads
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Sorayah Vuningoma Professor Scott English 101 Rough Draft College is a waste of time and money In Caroline Bird‚ “College is a waste of time and money‚” Bird discusses why college is not necessary for everyone. She states that many college students are in college not because they want to but because they have to. Bird came to realize that college students don’t feel needed. They are led to believe that getting a college degree is important because it’s a way of getting higher chance of
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Final Sports Essay Many schools throughout the Nation have discussed whether they should abolish sports as an after-school activity. Studies show that the withdraw of sports would provide more recognition to the other clubs and groups of schools that are more academically focused. Therefore‚ schools in the United States should cancel sports because it would place the focus specifically
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English Diagnostic Essay Is Reading Fiction is a Waste of Time? ! ! Reading fiction is not a waste of time. There are many reasons why fictional books are good to read‚ but some of the main reasons are: reading fictional literature increases emotional awareness‚ enhances learning‚ and reading is good for the mind.! ! ! Fiction is full of emotion. The avid reader feels many emotions and experiences lives through the characters in the book. As William Styron said‚ “A great book
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Studying history is a waste of time because it prevents us from focusing on the challenges of the present. People live in this present. They plan for and worry about the future. History‚ however‚ is the study of the past. Given all the demands that press in from living in the present and anticipating what is yet to come‚ the speaker concludes that studying history is a waste of time because it distracts us from current challenges. However‚ I do not agree with this opinion because history is essential
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