Name: Derell Ruan Form: 4B1 SBA: Chemistry Aim: To determine which gas‚ Ammonia or hydrogen chloride defuses faster. Hypothesis: Ammonia will defuse faster than hydrogen chloride. Materials Equipment: Chemicals: * 2 retort clamp and stand Ammonia * 1 ½ m glass tube * 2 250cm3 beakers * Cotton Wool * Stop clock * Meter
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slip. The paper should draw out the water and draw in the salt solution. 4. Observe the effects of the saline (salt) solution on the onion cells. Make a properly labeled‚ careful drawing of the cells’ appearance. 5. Replace the sodium chloride (NaCl) solution with distilled water in the same way that the salt solution was added. Make a properly labeled drawing of the cells’ appearance in the space provided. Answer the following questions: 1. Draw a diagram to indicate the
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consisting of at least five judges and ex-judges. Under the constitution‚ they are empowered to interpret the Articles of the constitution. They also have power to declare any laws to be invalid or any executive acts to be unlawful. 1.2 Separation of Power Separation of power is a basic and important doctrine in all democratic countries. This doctrine was introduced by a French philosopher named Baron Montesquieu in 1748. He proposed that the powers of a state should be divided into 3 branches‚ each
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1. They play Six Degrees of Separation was about how a young man by the name of Paul Poitier conned his way into the lives of multiple families in New York City. These families for the most part‚ where part of the upper-wealthy class of society. The beginning of the play starts with Paul Poitier barging in unexpectedly at the Kittredge’s home claiming he was mugged and whoever did it stole his thesis. He also has a stab wound in his lower abdominal. He told the Kittredge’s that he knew their children
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February 2000 is an American civilian official‚ Albert McFarland‚ it has been shock many citizens in Korea about this issue (Yang and U.S. Apologizes for Dumping Chemical). It leads to a complaint relationship between the United States and South Korea separation. Six years later‚ a monster is born from the Han River and attacks in the Riverside
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Separation of Sadness Sadness is a predator that can lurk in the minds of the emotionally injured. It can be inconspicuous and swift‚ or it can consume an individual and be the most prominent aspect of their life. It is complex and differs in severity. A person will generally feel three types of an emotional drag: a sort of nonchalant‚ short-lived sadness‚ a dwelling and despairing sadness‚ and an overwhelming sadness that takes over a person’s mind and being. Being upset is a temporary emotion that
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Material and Methods * Osmosis : -thistle funnel tube -dialysis tubing sack -saturated NaCl w/food coloring -beaker with distilled H2O The experiments begins with the construction of a simple osmometer by obtaining pre-soaked length of tubing ‚opened and tied at the end. The tube is filled with saturated NaCl solution (with added food coloring) and the thistle is inserted in the dialysis tubing. The dialysis tubing is sealed to the thistle funnel with dental floss and placed in a beaker
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Hong Yu Lui Wenzel Chem H D period Sep 13th‚ 2014 Lab report #1 on chemical and physical properties/ changes Introduction Summary: The purpose of this experiment is to allow students to understand how to differentiate physical and chemical properties and reactions of matter by observing changes of matters under circumstances. Physical properties are properties of matter that can be observed without changing the composition of the matter‚ including the volume‚ mass‚ color‚ density‚ and
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reorganized the government of America into something entirely different from Britain’s monarchical reign. Additionally‚ the Americans started to implement new ideas and views on the social structure in America. Lastly‚ they had a distinct geographical separation‚ that demonstrated their individuality. By 1826‚ the United States is a truly legitimate‚ independent‚ and unique country‚ due to it’s radical structuralization of a nation. In the beginning‚ the Americans initially structured themselves under
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Set out the two clear plastic cups that came with the "Cool Blue Light Experiment Kit" (item # 3053439) from Edmund Scientific at scientificsonline.com Add one scoop each of luminol and perborate mixtures and a few copper sulfate crystals to each cup. Add a consistent amount of each chemical. Try to count the grains of copper sulfate so that you are adding close to the same amount to each reaction. As an option‚ premix the dry ingredients in a clean‚ dry container. Add enough luminol‚ perborate‚
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