calcium carbonate. 0.00680 moles CaCO3 x 100 g CaCO3 1 mole CaCO3 = 0.68g CaCO3 Show the calculation of the percent yield. Actual yield/Theoretical yield x 100 (0.5/0.68) x 100 = 73.5% Conclusion: The objectives of this experiment are to predict the amount of product produced in a precipitation reaction using stoichiometry‚ to accurately measure the reactants and products of the reaction‚ to determine the actual yield vs. the theoretical yield and to calculate the percent
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this experiment to explain conformity to majority-established norms (Moghaddam‚ 1998). The subjects involved in the study were brought into a room with seven other students (who were all working for Asch and were instructed on what to do) and seated second-to-last around a table. The subjects were told that the experiment was concerned with accuracy and visual perception‚ and that their task was to choose which of the three bars on the right matched the length of the bar on the left and to give their
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conducted painful and often deadly experiments on thousands of concentration camp prisoners without their consent. Doctors are looked at as the saviors of mankind‚ the healers‚ and caretakers of our utter existence. Even dating back to ancient civilizations‚ as they revered to doctors as having “special power” to protect life. The practice of medicine by the Nazi doctors is both outrageous and shocking‚ violating the trust placed upon them by humanity and breaking basic rights of morality. People must
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The experiment was somewhat successful in supporting the hypothesis. However‚ as a result of large inaccuracies and inconsistencies‚ it was difficult to make clear conclusions on the overall investigation of the experiment. The summary table portrays the errors and inaccuracies within the data. As evident in the table‚ the 10oC temperature is very accurate as the range was 0‚ resulting in an error percentage of 0%. However‚ the 35oC temperature had a no clear skew of results as indicated through
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easy to do. Making a fog machine is good for: Parties‚ Halloween. When making it you need to be careful of how much and how little you put into your solution to make the fog. When I did my research I found out there are many easy ways to do this experiment. You can use dry ice‚ or as I used‚ you can use glycerin liquid and distilled water. Investigative question: Will the solution of the glycerin liquid and distilled water work in the making of the fog? Hypothesis: Depending on how much of
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is 18 inches long‚ then there will be fewer swings. 4. Methods. What methods did you use to test your hypotheses? Write out the steps you took in your experiment. Use full sentences‚ including as much detail as possible‚ and write in paragraph form – no bullet points.
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prison make the inner demon come out in the prisoner/guard or is the prisoner /guard already wired that way? The Stanford Prison Experiment was a study of the psychological effects of becoming a prisoner or prison guard. This experiment was led by a psychology professor named Philip Zimbardo‚ he had the help of a team of researchers. The purpose of this particular experiment was to induce disorientation‚ depersonalization‚ and DE individualization in the participants. After a period of time behind bars
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In May‚ 1962 an experiment was done at Yale University. The experiment was called Milgram’s Obedience to Authority. The participants of the experiment was forty males. The male’s ages were between twenty and fifty years old. Along‚ with the age differences they all had different occupations. Once the experiment begins the learner is tied down to a chair. The teacher is then put in a room opposite of the learner and is not able to see the learner. The purpose of the learner is to remember the line
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Sulfa Drugs: Preparation of Sulfanilamide Introduction The purpose of this experiment is to prepare sulfanilamide from p-Acetamidobenzenesulfonyl chloride. This will be done using reflux‚ vacuum filtration‚ and melting point determination. Experiment Scheme6 Figure 1. Reaction equation.6 A hot water bath was prepared in a fume hood using a 250-mL beaker. 2.5 g of p-acetamidobenzenesulfonyl chloride was placed into a 50 mL Erlenmeyer flask and 11 mL of dilute ammonium hydroxide solution
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calculator. The experiment began using a TI-84 calculator as a random number generator‚ and 1-4 inputted into the calculator to determine order. Numbers 1-3 were inputted to determine the order of experimental groups for the participant. A plastic tub was then filled with a liter of water at 25℃‚ and a thermometer was placed into the water to verify. The experiment was divided into three sections; 30 seconds before submission‚ during submission‚ and 30 seconds after submission. For the control run; data
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