conductors - low value for current passing Strong bases : group 1 hydroxides (ie NaOH etc)‚ or lower group 2 hydroxides Ba(OH)2. - good conductors Weak bases : NH3‚ CH3CH2NH2. - poor conductors Reaction rates Similarly‚ the rate of reaction will reveal the strength of an acid. The rate of a chemical reaction is usually proportional to the concentration of the reactants. As it is the hydrogen ions that
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Why is the Divorce Rate So High? Intro to Sociology April 25‚ 2006 A question that has been plaguing sociologists for years is the issue of high divorce rates. Since the 80’s there has been an extremely high rate of divorce in our country. In statistics I found from 2004 the percentage of divorce was at 47(NCHS). This question has been studied vigorously‚ sociologist have looked in every direction for one solid reason that our divorce rate is so high‚ even compared to other developed countries
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rock are removed from the Earth’s surface by natural processes such as wind or water flow‚ and then transported and deposited in other locations. While erosion is a natural process‚ human activities have dramatically increased (by 10-40 times) the rate at which erosion is occurring globally. Excessive erosion causes problems such as desertification‚ decreases in agricultural productivity due to land degradation‚ sedimentation of waterways‚ and ecological collapse due to loss of the nutrient rich
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higher education system; but it is estimated that 40% of college students will leave higher education without getting a degree and 75% percent of these students will leave within their first two years of college. (Gayla. 1) The dropout rate for college students is overwhelmingly high‚ and there are three major reasons behind it. Many college students run into financial problems‚ the estimated cost for tuition for a 4 year school is $35‚000; (College Costs - Average College
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to charity just to receive money‚ gifts‚ or bonuses in return. Giving to charity portrays an act that certain people want to do for others‚ by the goodness of their hearts. However‚ then why do high schools ask their students who perform these tasks for a reward‚ such as extra credit and the ability to graduate? High schools that offer incentives for charitable acts become unethical since it takes away from the true meaning of giving. Teachers who offer students bonus points to those who bring
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If I had to choose between opening gifts from someone or giving gifts to someone‚ I would choose the giving. I like to give gifts more than receive them. I find it very enriching to have my family and friends enjoy the present that I gave them. The best joy of having my family and friends receive gifts by me is the expressions on their faces when they open the gifts. The main reason why I like gift giving is because of the reactions of my family and friends. I put a lot of effort into finding the
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Tammy Roton Composition I-231 Giving Birth Control to Teenagers July 8‚ 2011 Giving Birth Control to Teenagers The matter of teenage contraception is a hotly contended matter in contemporary societies the world over. The controversy pits proponents of pragmatism who argue for the addressing of an undeniable reality of teenage sexual activeness and exponents of teenage contraception who hold that the provisions of contraception methods to teenagers will only fuel their risky and premature
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The Effect of Caffeine on Heart Rate Caffeine is made by plants as a way of getting rid of insects. Cocoa is produced in South America‚ coffee in Africa and tea is produced in Asia have all been used for a very long time to give us a little rush in order to keep us going. Now caffeine is also used as a flavour enhancer in cola and other soft drinks also it has medicinal uses in aspirin preparations and is found in weight-loss drugs and as a stimulant in normal people in everyday to
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anthropology of gifts has been mostly studied in the context of non-Western cultures. The important roles of gift giving were highlighted by classical anthropologists such as Malinowski‚ Mauss and Levi-Strauss. They stressed the significance of reciprocity and obligation suggested in gift exchange and that gift giving is a one practice of material expression that integrates a society. Gift giving is essential to the studies of many anthropological debates such as sociability‚ alienation‚ sacrifice‚ religion
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school stop giving homework for students? Homework. This famous works that teachers give for students to do at home. The word the most hated in the school world. Everybody knows what is homework because everybody had to done it when he was young. At the end of the class‚ it’s not rare that teacher give to the students some works to do for the next class or at a specific date. However‚ more and more people think that students have too much homework and that schools have to stop giving homework for
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