After a holding period of 18 hours for winter captured crabs and a period of 30 hours for summer captured crabs‚ all individuals were transferred to containers with experimental temperature and salinity levels to begin the experiment. To observe changes due to salinity concentrations over the 48-hour period‚ groups of crabs were exposed to one of the eight salinity treatments‚ and temperature treatments were held constant at 5°C or 15°C to resemble winter or summer field conditions
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KF 1(a) SOLUBILITY OF AN SALT BY TITRATION Date : __________________________ Name : _____________________________________________________ Matric no. : __________________________ 1. Objective(s) of Experiment To measure the change in solubility product of potassium periodate (KIO4)‚ when an inert salt (NaNO3) is added to the solution. 2. Why important to determine solubility? The solubility product expression can be used for predicting whether or not precipitation will occur
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Erlenmeyer flask. (6) Put ~3 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
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References: Garcia‚ C. (2005). Laboratory experiments in organic chemistry. Manila: University of Santo Tomas. http://www.stevens.edu/wit/research/samples/plipsy_organic_chemistry_lab_report.pdf Retrieved Jan 1‚ 2013) http://www.nbs.csudh.edu/chemistry/faculty/nsturm/CHE301/Thin%20Layer%20Chromatorgaphy%20Experiment
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The Perspiration Workout Unit of the ‘Passive Anaerobic and Aerobic Exercise Assist System for the Inactive and Sedentary Population’ is essentially an infrared dry sauna‚ the heaters produce infrared rays that superficially heat skin and other exposed surfaces but not the air.[7]‚ which is absorbed by the surface of the skin.[1] A study of patients with rheumatoid arthritis and ankylosing spondylitis showed a reduction in pain‚ stiffness and fatigue during infrared sauna therapy. [2] According to
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The testing for the Doll Test OR Eye Color Experiment resonated more with children is because children are brought up in discrimination house hold. Doll test told that how equal size the dolls were except for their color‚ to test children’s racial perceptions. Their subjects‚ where at least the children between the ages of three to seven‚ were asked to identify both the race of the dolls and which color doll they prefer. Eye Color Experiment talks about on how children treated each other by eye color
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addressed in the modern day. Although many of us would agree not to commit crimes‚ Milgram’s experiment proves that humans are easily manipulated. At the beginning of the 1930’s‚ Adolf Hitler’s Nazi Party exploited the widespread discontent in Germany to attract popular and political support. Though the Germans were
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photosynthesis. Problem What is the relationship between light intensity and the rate of photosynthesis? Pre-Lab Discussion Read the entire investigation. Then‚ work with a partner to answer the following questions. 1. What are the variables in this experiment? Identify the manipulated and responding variables and two controlled variables. The manipulated variable is light intensity. The responding variable is pH. Controlled variables include the initial pH‚ the size of the plant sprigs‚ and time
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temperature and reaction time ... Gold Refining Forum.com • View topic - Sulfamic acid goldrefiningforum.com/~goldrefi/phpBB3/viewtopic.php?f=37&t... Jun 28‚ 2013 - 9 posts - 8 authors I
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------------------------------------------------- The Mondragon Experiment * Government * Econ By Greg MacLeod | April 4‚ 2009 | 10:28 PM The concept of the corporation reaches back to Roman times. However‚ the modern business corporation evolved radically from its ancient roots into a form with little relation to the purpose as understood by historians of law. Today‚ the typical business corporation seems to be a disjointed entity whereby shareholders seek maximum income‚ labor unions
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