Redox potential – CV Acetonitrile Adjusted sensitivity Each ;line represents diff scan rates all been overlayed on one digarm Scan rates ranged from 0 .1 s-1 to 1 Peak due to iodide oxidation is read from +peak to – peak bottom line. Iodide to triiodide Glycol Didn’t work Using equation ip = 2.69 ×105 n3/2 A D1/2 C ν1/2 compare to linear equation y = mx+c y = peak current x = V1/2 c = zero Therefore m is = everything else C = concentration 0.05 M ethylene glycol (acetonitrile
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Maintaining Romantic Relationships When two people choose to forge an interpersonal involvement through communication and believe the bond to be romantic‚ they have chosen to be in a romantic relationship with one another. In the beginning‚ being in a romantic relationship seems effortless‚ magical‚ and exhilarating. This is before conflict arises and negative emotions cause things to get real and bring the relationship down from cloud nine. While enjoying the initial stages of the relationship
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R L D V I E W when is different just different‚ and when is different wrong} ple in Denmark or Singapore who refuse to offer or accept bribes. Likewise‚ if Belgians fail to find insider trading morally repugnant‚ who cares? Not enforcing insider-trading laws is no more or less ethical than enforcing such laws. The cultural relativist’s creedWhen in Rome‚ do as the Romans do - is tempting‚ especially when failing to do as the locals do means forfeiting business opportunities. The inadequacy
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60 m s–1 4. A steel wire is stretched and clamped between two fixed points that are spaced 1.0 m apart. Which of the following is closest to the fundamental wavelength that can exist on this wire? A B C D E 5. 0.25 m 0.50 m 1.0 m 2.0 m 4.0 m A thin converging lens of focal length 20 cm is used to shape light from a lamp filament into a parallel beam. Which of the following is closest to the required distance between the lamp filament and the lens? A B C D E 5.0 cm
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music is no such stranger to academics drawing weak links between historical events and new music styles. In our case‚ the origins and influences of free jazz are being called into question. While the civil rights tension during the 1950s and 1960s is often cited as the main influence of free jazz‚ in actuality‚ free jazz stems from a combination of the civil rights movement‚
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Potential Energy • Definition and Mathematics of Work • Calculating the Amount of Work Done by Forces • Potential Energy • Kinetic Energy • Mechanical Energy • Power An object can store energy as the result of its position. For example‚ the heavy ball of a demolition machine is storing energy when it is held at an elevated position. This stored energy of position is referred to as potential energy. Similarly‚ a drawn bow is able to store energy as the result of its position. When assuming
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which cell has the larger resting membrane potential? Explain. If the permeability to K is higher in A than in B‚ then the resting membrane potential (rmp) will be closer to the equilibrium potential in cell A‚ which means the rmp will be more negative in cell A than in cell B; or in other words‚ the potential difference will be LARGER in cell A. 2. Predict the effect of a reduced extracellular concentration of Na+ on the magnitude of the action potential in an electrically excitable cell. If there
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The formation of an action potential can be divided into five steps. (1) A stimulus from a sensory cell or another neuron causes the target cell to depolarize toward the threshold potential. (2) If the threshold of excitation is reached‚ all Na+ channels open and the membrane depolarizes. (3) At the peak action potential‚ K+ channels open and K+ begins to leave the cell. At the same time‚ Na+ channels close. (4) The membrane becomes hyperpolarized as K+ ions continue to leave the cell. The
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Maintaining a Healthy Lifestyle Health is the condition of an organism or one of its parts in which it performs its vital functions normally or properly: the state of being sound in body or mind. Water is the most important and abundant inorganic compound in all living systems. Although humans might be able to survive for weeks without food‚ without water you would die in a matter of days. Nearly all the body’s chemical reactions occur in a watery medium. Water has many properties
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but the main 3 are Chlorine‚ Ph.‚ and Alkalinity. (Test kit). It is important not to test with your fingers as caps (So I know most of you will agree with me when I say that) Conclusion I. Properly maintaining a pool is not an easy task. II. Every step in the process of maintaining a pool is very critical‚ from the basic cleaning to the balancing of the chemicals
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