Procedure 1: Energy of a cashew. Recorded Data: | Trial 1 | Trial 2 | Trial 3 | Trial 4 | Trial 5 | Mass of cashew (in grams) | 1.00 g (± 0.01 g) | 1.00 g (± 0.01 g) | 1.70 g (± 0.01 g) | 1.40 g (± 0.01 g) | 1.50 g (± 0.01 g) | Mass of remaining material (in grams) | 0.60 g (± 0.01 g) | 0.30 g (± 0.01 g) | 0.30 g (± 0.01 g) | 0.50 g (± 0.01 g) | 0.80 g (± 0.01 g) | Mass of cashew that burned
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1. Clean‚ rinse‚ and fill a buret with NaOH solution just as you did in last week’s experiment. Record the molarity of the NaOH and the initial NaOH volume reading from the buret (+0.02 mL). 2. Weigh an antacid table in a weighing boat and record the mass (+0.01 g). Transfer the tablet to a clean mortar and crush the tablet into a fine powder using the pestle. 3. Weigh about 0.2 grams (+0.01 g) of the ground up tablet powder and transfer it to a clean 250 mL Erlenmeyer flask. 4. Transfer
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In this experiment‚ we used acquired observational data to develop an activity series describing the relative reactivity of the metals being tested. The elements within a periodic table often show different trends in physical and chemical properties depending on the period or group they are apart of. In a periodic table‚ elements are arranged by increasing atomic number in horizontal rows called periods. The atomic numbers represent the number of protons in each element. The periodic table is also
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Aim: The aim of this experiment is to convert copper metal through a series of intermediate copper compounds back into copper metal. By weighing the copper at the beginning and at the end of the experiment the percentage yield can be determined. Method: The experiment was carried out as outlined in the practical manual. Results: Table: showing masses: Mass copper wire 0.2510 Mass crucible 28.9257 Mass watch glass 19.6213 Mass watch glass + copper 19.7890 Mass copper
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History 101 Research and Response Paper #1 Coffee I plan to write my paper on the cultural impact of roasting coffee‚ discovered by the Turks‚ in 13th century Turkey. The coffee bean had be discovered by goats in 850 ce but was not cultivated for brewing until the 13th century. Roasting the coffee beans using clay or stone dishes over a fire and consuming the coffee along with the grounds was how it all began. The drink was known as “that which prevents sleep”‚ and was so influential that it
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Marketing case 9: Coffee-Mate Thomas Tallberg E4 Kristian Sällström E4 Christian Westermark E4 1. What are the main benefits of Coffee-Mate and what is limiting its sales? The main benefits of Coffee-Mate are its ability to substitute for real milk or cream and it can be stored for a longer time. It is made of health promoting ingredients such as
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The plot of Three Cups of Tea is further enhanced on the events that occur in Chapters 18-23‚ pages 241-331. Upon returning to Skardu Mortenson realizes that more madrassas‚ or conservative religious schools‚ are being built in Pakistan. Because the madrassas are free‚ many parents send their young boys there‚ and while some provide a good education‚ many of the schools focus on training their students for militant jihad (armed struggle). Mortenson learns about the destruction of the World Trade
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CONCLUSION Leisure and recreational activities engaged in by the majority of adults‚ teenagers and children were generally passive or non-active‚ and tended to occur in the home. There is‚ however‚ a desire for more variety‚ particularly for activities outside the home. Shortage of time and money limited leisure opportunities for both adults and teenagers‚ along with the shortage of entertainment venues and transport difficulties reported by teenagers. Choices about leisure and recreation‚ the type
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Pedro Martinez Reflective Essay I gave an informative speech about the World Cup and after seeing the feedback from the classmates I know what to work on for the next speech. The reason I chose the World Cup was because soccer is my favorite sport and there is no bigger event in the world. I did not only want to share the event with the classmates‚ but I wanted to learn about it a bit more myself. I felt comfortable in front of the class while giving the speech and was being sure to speak
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A Cup of Tea By Katherine Mansfield Rosemary Fell was not exactly beautiful. No‚ you couldn ’t have called her beautiful. Pretty? Well‚ if you took her to pieces... But why be so cruel as to take anyone to pieces? She was young‚ brilliant‚ extremely modem‚ exquisitely well dressed‚ amazingly well read in the newest of the new books‚ and her parties were the most delicious mixture of the really important people and... artists - quaint creatures‚ discoveries of hers‚ some of them too terrifying for
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