Spirit Burner Experiment Aim: To perform an experiment in the labs to determine the heats of combustion of selected alcohols and then to use this information and the gathered data from chemical data sources to determine trends in the longer chain alcohols. The Variables that MUST be controlled throughout the experiment are: • The height from spirit burner nozzle to the base of the water filled beaker • Air drafts around the room must be kept to minimum so as to keep the heat on the base of the
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drops of phenolphthalein indicator to (5) (7) Prepare a buret with ~0.04M NaOH solution. (Make sure to write down the actual concentration.) (8) Titrate (7) with NaOH until you get a permanent‚ faint pink solution. (9) Repeat (5) to (8) for a second determination. Calculations : (C1) Calculate the amount of NaOH used in the titration. (C2) Calculate your solubility of potassium hydrogen tartrate in M. (C3) Calculate your solubility product‚ Ksp‚ of potassium hydrogen tartrate. Post
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variables: - 1 metre distance Observer Trolley Angle of the incline Independent variable: - Mass added to the trolley (g) Dependent variable: - Velocity of trolley (m/s) Momentum of trolley (kg m/s) Results Mass (kg) Distance (m) Time (seconds) Velocity
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Bread Mold Experiment By: Stephanie Westover PURPOSE The purpose of this experiment will be to determine how temperature affects the growth of mold on wheat bread. The researchers choose this topic because she thinks it will be beneficial to find a way to keep food from molding. Determining how long bread can be stored before molding can help save money‚ prevent illness and preserve freshness. The question the researcher will attempt to answer is how freezing
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issues today. The Stanford Prison Experiment‚ conducted over 40 years ago‚ brought these ethical issues into the limelight and remains one of the most controversial studies in the history of studying human behavior. This paper aims to define ethics‚ describe risk/benefit ratio‚ provide a brief background on the Stanford Prison Experiment‚ and evaluate the impact it has had on psychological research. The Stanford Prison Experiment The Stanford Prison Experiment probably tops a lot of lists when
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Report of Experiment 28 - Digital Electronics with Altera Quartus Student ID 200907437 (group 41) ELEC 211 30 Nov 2012 and 7 Dec 2012 Abstract The experiment mainly introduced the fundamental function and application of the software Altera Quartus II with the DE1 development board and a host personal computer. The whole experiment contains five sections (or targets). The experimenters followed the guidance from the lab handout and accomplished the targets designed in the five sections. After
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Mark John Paul V. Caneso PSY 101 – P July 4‚ 2013 Critical Thinking Paper Chapter 1 – re: Stereotypes‚ Athletes‚ and College Test Performance (page32) 1. In this experiment‚ what might be some extraneous variables affecting the students’ test performance? 2. What might educators do to try to prevent the effect of the “dumb jock” negative stereotype on college athletes? The experiment done by Jameson‚ Diehl‚ and Danso‚ attests that a negative stereotype‚ being referred to as a “dumb jock”
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This experiment tested the growth of E.coli with inserted plasmid on an agar plate with Ampicillin. One colony of E.coli resistant to Ampicillin was grown during this experiment. The overall goal of the experiment was to successfully grow E.coli on the agar plate‚ which would show that the plasmid had been effectively inserted into the bacteria’s genes. This experiment helped students understand how plasmids were inserted into bacteria and used in real life situations. It also showed how the bacteria’s
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Honesty‚ and Continuity of Life. By the wealthy bypassing military service due to their wealth‚ was truly coercion. This put a price on the value of a human life. Is conscription more coercive than volunteer military service? The draft does give a sense of patriotism‚ in times of war that are just. Conscription has a reverse affect‚ causing rebellion‚ at times‚ during military conflicts. In a volunteer military‚ few truly have a sense of patriotism. We have determined that patriotism will
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The Aim of the experiment: In this experiment I will investigate the relationship between the concentration of the hydrochloric acid and the rate of a reaction. To find this out I will react different concentration of hydrochloric acid and magnesium‚ from there I will monitor the gas (hydrogen) produced and analyse the results. Prediction: I predict the higher the molarity of the hydrochloric acid the faster the rate of reaction therefore the quicker the gas will be produced in the specific
Free Chemical reaction Chlorine Hydrogen