layer‚ liquid‚ gas‚ and paper‚ but for this lab paper chromatography will be used. Who invented chromatography? A Russian botanist named Mikhail Semyonovich Tsvet invented chromatography in 1901 while doing research on plant pigments. Why is chromatography so important? This is because over 60% of all chemical analysis is done with one of the four types of chromatography. Police also use it to test cocaine in urine‚ alcohol in blood‚ and lead in water. Other uses for chromatography include to determine
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From this section of Hammurabi’s Code‚ Historians can learn that farms were important‚ that debt existed‚ and that there were consequences for farm related law-breaking. First‚ Historians can learn that farms were very important. Many of the laws from The Code of Hammurabi were about farms and that there were consequences for mistreating farms. One law that Hammurabi wrote was‚ “If anyone take over a field to till it‚ and obtain no harvest therefrom‚ it must be proved that he did no work on the field
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the history of religion is important for both religious and non-religious people. It allows an individual to develop a better understanding of the cultural aspects of people who lived long before them. One important component of religious history that all people should be aware of is the Protestant Reformation. The Protestant Reformation began in 1517 A.D. and is viewed as a big deal by many theologians. Before the Reformation occurred just about all Christians were Roman Catholic. Other forms of religion
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Why is music important to many people? Obviously music has inspired a seemingly endless stream of fantasticproductions such as CD‚ MTV‚ broadcasting‚ concerts and so on‚ whichwe just cannot live without. Today music is not just something for funat all. It springs out general human feelings‚ needs and desires atevery level.Music can brings us information about cultures‚ history‚ science‚ andreligion all over the world. It is like the vase that can collect everylittle dew in every corner in the world
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Safeguarding guidelines are vital because for children in risk every day matters‚ both the safeguarding agenda and academic research underline the damage that delayed intervention can cause and reinforce the importance of the joint working of professionals and institutions (DfE‚ 2013 and Broadhurst and Grover‚ 2009). For children‚ the areas in which they feel the need for more support are: in the provision of security‚ sense of belonging and trust and self-development (McAuley and David‚ 2009).
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when we first enter a restaurant‚ after being seated by the host. The server is also the person who is to ensure we have excellent service. Many people eat out often and we may ask ourselves‚ “Do we leave a tip or not?” Why should we tip our server?” or there are only twelve of us so will $2.00 work?” We may not all agree with tipping‚ but we should tip. The average customer doesn’t realize how much a server makes hourly. We only see half of what our server is required to do. Servers deserve to be
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Why do we have vaccinations? Is it so that vaccinations help people not get sick and can help people get over what they have? Vaccinations are a good thing to have so that it helps to stop a virus and not get other people around you sick. Many people believe that vaccinations are good things to get. Vaccinations are a necessity in society: first‚ they save children’s lives; second‚ they have extremely rare chances of a reaction; third‚ they can save time and money in the future. One reason vaccinations
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When Mark Twain said‚ “Whenever you find yourself on the side of the majority‚ it is time to pause and reflect‚” he implies that acceptance of the majority rather than the rejection is a matter to be questioned. Every human being is born with a natural right to be and choose what he or she desires. We have the right to make choices that will lead to an ultimate consequence and we are free to choose the actions that will lead to that desired consequence. To some‚ the freedom of individuality may sound
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“A dead thing can go with the stream‚ but only a living thing can go against it.” G.K Chesterton Activism and protests are important to a government‚ even more to a democracy‚ to help make a change‚ in some circumstances‚ which would not have had light shined on them otherwise. Without such demonstrations‚ we may still have segregation between the races and unequal rights between genders. Generally‚ most people have the wrong idea about activism and protests. Undoubtedly there are “hippies” and
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someone‚ broken the law‚ acted inappropriately‚ or did something despite it going against your morals. But‚ can you imagine someone who hasn’t done all those things? To me‚ a grown up like that would have the mentality of a spoiled rotten child. Why? Because doing things wrong‚ and feeling guilt‚ is how we learn how to do things right.
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