Controlled assessment- How concentration affects the rate of reaction between sodium thiosulfate and hydrochloric acid. SA): Strategy Scientific knowledge Sodium thiosulfate (Na2S2O3)‚ also spelled sodium thiosulphate‚ is a colourless crystalline compound that is more familiar as the pentahydrate‚Na2S2O3·5H2O‚ an efflorescent‚ monoclinic crystalline substance also called sodium hyposulfite or “hypo.” Sodium thiosulphate has a melting point of 48 degrees C. It is freely soluble in water. It contains
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friends in our life. Jan Carlos Arthur 10mo B In this essay; I’m presenting you various effects in which our parents‚ friends‚ teachers and all the people involved in our daily life since the start‚ till the end of you preparations‚ including socially‚ emotionally as well as academically which are areas in which we most focus to prepare throughout our life. Parents are our holding hands‚ the ones that sustain our life‚ which guide us in our path through
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Just imagine being forced into a rail car knowing that you are on your way to the place you are going to die‚ the scared feeling that you may never see your family or friends again is the way that millions of Jewish people felt during the Holocaust on their way to the Auschwitz concentration camps. Auschwitz polish prisoner Pavel Stemin said‚ “Death‚ death‚ death. Death at night‚ death in the morning‚ death in the afternoon. Death. We lived with death. How could a human feel?” (Laurence‚ 2005)
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of being a family. This is not living as a family. How can you possibly say that the family situation today is better than it was fifty years ago? How is needing to make an appointment to spend time together better than spending time together on a daily basis? It is not. Fifty years ago a family would eat dinner together every night. The dinner table was a place for family members to visit‚ talk about the day‚ and share news. Today‚ the "Family Night‚" is more of an eating and game playing experience
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the journey of the author‚ Jon Krakauer‚ and his fellow climbers to the summit of Mount Everest. A disastrous series of events and misfortune leads to one of the most catastrophic climbing expeditions. This climb would change the author’s outlook on life
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and boundaries exist in our daily practices. The rules and boundaries are communicated in many different forms within our social lives‚ governing our social relations. They persist despite the constant flow of personnel and the long-term maintenance of social relations across them (Barth‚ 1969). Social boundaries are not always obvious and spoken. Our society is made up of different cultures and social classes‚ however as individuals we all share one thing in common. “In our lives we will pass through
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What science has done to make our lives easier and more comfortable? Nowadays science has made great progress in every aspect. More and more wonderful machines invented by scientists have rendered a man’s life much easier and more comfortable. In fact‚ the century we are living in has been called the machine age. We feel the presence of science whenever we go. And the benefits it has brought to mankind are boundless. First‚ science has brought comfort to human mental life. The most wonderful
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The first article over gun control on the Daily Signal was more detailed than the second on the Washington Times. The Washington Times article uses quotes that are more dramatic and the Daily Signal uses more factual information to inform the reader. The Daily Signal article tries harder to make it appear as if President Obama truly doesn’t know what he is talking about and is a coward. It is more drawn out and includes videos and more passionate quotes. I guess it could be considered biased due
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about your responsibilities. But if we look back we will see that people in the past rested in a totally different way. Today we are surrounded by the Internet‚ mobile phones‚ all kinds of resorts which are a significant part of our working life and also we cannot imagine our leisure time without them. First of all we can rest wherever we want even at home but everything depends on us! We can turn a usual day into the most amusing one. If you just need to get rid of negative emotions after a hard working
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more portable‚ and technology has made many aspects of life more portable. Even books have been become more mobile in recent years with the popularization of e-books available online and e-readers that allow a person to carry a virtual library anywhere. With all the changes‚ there are some advantages and disadvantages brought by e-books. Is it feasible that it will disappear one day as its disadvantages outweigh its advantages? Advantages 1. It helps people who have trouble with their vision
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