or trans) CH2CH3 C) CH3 CH2=CCH2CHCH2CH3 CH3 CH2 D) CH3CH2CCHCH2CH3 CH3 CH3 E) CH3CH2CHCHCH=CH2 CH3 Ans: B 241 Keghan Chapter 8 Topic: Structure Elucidation 2. Ozonolysis of compound Z yields the products shown below. What is the structure of Z? O Z 1) O3 2) Zn‚ HOAc O 2HCH + CH3CCH2CH O I II III O H IV A) B) C) D) E) O V I II III IV V Ans: B 242 Keghan Chapter 8 Topic: Structure Elucidation 3.
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All India Council for Technical Education (AICTE) vested with statutory powers by virtue of the AICTE Act 1987‚ in pursuance of its clause 10(2) has main objective of bringing about uniformity in the curriculum of engg. in hundreds of technical institutions/universities spreading across the country . With this view‚ the AICTE has formulated a model curriculum / guidelines /regulations at the level prepared by All India Board of UG Studies in E&T with working groups composed of experts from leading
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2 major lab accidents: 1) Adam and Joey‚ best friends since kindergarten‚ were doing an experiment in engineering class. The boys launched a potato at the wrong rate of speed and distance and broke a school window when they were trying out their potato launcher that was made to be launched indoors inside the school lab. If Adam and Joey had listened carefully to the teachers instructions‚ they would have launched the potato to travel the correct distance and speed. Maria and Kathy‚ two girls who
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General Chemistry I CHEM XXI Project Report Worksheet (4 pages max.) Experiment title: How Do We Identify an Unknown Substance? Guiding questions: State the question or questions that that you were trying to answer in this lab. How do you determine the two unknown types of plastic? What are the two unknown plastics? Safety considerations: Briefly describe the safety measures you had to take to perform the experiments. Before entering the lab‚ I put on my
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CHM130 Lab 2 Measurements: Accuracy and Precision A. Data Tables (36 points) Place your completed data tables into your report here: (original Data Data Table 1 Measurement Original Data Calculated Data Length of aluminum plastic packet 5 cm 50 mm Height of aluminum plastic packet 6.5 cm 65 mm Temperature of faucet water 26 degrees C 78.8◦ f Temperature of ice water 7 degrees C 44.6◦ f Volume of water in 10-mL graduated cylinder 7.1 ml 0.0071000L Volume
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UNIT THREE: Music Appreciation Lab Questions At this point‚ you are asked to complete the video journey questions. Each link (the title of the lab) has a set of questions beneath it. Using the link‚ answer the questions that follow. Note that links open up a new browser window. Please include the questions and answers when you submit your assignment in the dropbox. Use appropriate headings in your assignment. Submit the work as one file attachment. This means you complete all work in one word processing
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droughts)‚ water temperature and evaporation rates. Land clearing and pollution‚ such as fertiliser usage and industrial waste are factors caused by human activity. Looking at figure 2 and 3‚ some well-known examples include increased dissolved salt concentration in the Dead Sea due to high evaporation and damaged aquatic life near the Great Barrier Reef caused by run-off from agricultural land. Eutrophication is caused by an excess amount of nitrate and phosphate in water bodies. It is usually caused
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Lab 2 – Water Quality and Contamination Experiment 1: Effects of Groundwater Contamination Table 1: Water Observations (Smell‚ Color‚ Etc.) Beaker Observations 1 The water is clear with no distinct smell. 2 The vegetable oil does not mix with the water. Oil on top‚ separated from the water. Oil has a slight yellow look to it. No odor. 3 Vinegar mixes with the water and retains clarity. Has a slight smell of vinegar to it. 4 Laundry detergent changes the water’s clarity to a blue-green color. It has
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Stinson‚ Margie Biology 210 Lab Questions: Phylum Annelida You will learn the answers to most of these questions in class and in lab. Great resource: http://www.bumblebee.org/invertebrates/ANNELIDA.htm 1. What does the word annelida mean? 2. Recall‚ some of the nematode worms appeared superficially to have external rings. Describe true segmentation in annelids. How is the true segmentation in annelids differ from having rings around the ectoderm as in nematodes? 3. What two layers
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around the Black Sea. Who mated with vanquished foes and only kept the female children they bore. 2. Where are references to the Amazons found? The first account was found in Homer’s ILIAD‚ an account of the Trojan War. Greek historian Herodotus talked about a group of women warriors in his writing around 5th or 6th century B.C. 3. What evidence is there that the Amazons may have existed in real life? The first evidence of women warriors came for the steppes of southern Russia from burial sites dating
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