by membranes and put into compartments. Electrolytes Electrolytes are found in the blood‚ urine and fluid inside cells in the body and in the space surrounding them. There are many different electrolytes in the body such as: sodium‚ magnesium‚ potassium and chloride. Electrolytes help the heart‚ nerves and muscles to work and function in the correct way. Electrolytes are electrically charged‚ this means they can send electrical impulses around the
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Exercise 3: Neurophysiology of Nerve Impulses: Activity 1: The Resting Membrane Potential Lab Report Pre-lab Quiz Results You scored 100% by answering 4 out of 4 questions correctly. 1. What is the approximate concentration of K+ inside a typical cell (intracellular concentration)? You correctly answered: a. 150 mM 2. What is the approximate concentration of K+ outside a cell (extracellular concentration)? You correctly answered: b. 5 mM 3. What is the approximate concentration of Na+ inside
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NaOH ---- R-C-O-Na+ + R’OH Ester(fat) + base(caustic soda) ---- salt of fatty acid(soap) + alcohol(glycerol). Caustic potash (potassium hydroxide) can be used instead of caustic soda (sodium hydroxide)but is more expensive. The base used to come from wood ash containing potassium carbonate which formed potash as this was not plentiful it made soap a luxury. The cheapest source of the ester is animal and vegetable fats and oils. H-H-H-H-H-H-H-H-H-H-H-H-H-H-H
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been wearing gloves when he set the table again because he left traces of sodium‚ carbon‚ iron‚ and gold. When the Murderer saw his chance‚ he took it. (7:25)Right when the table had been set and no one was around he slipped the Potassium cyanide into Dustys cup. Now potassium cyanide is a hard thing to come by and only someone who had worked with it for many years would have known the right amount to give to Dusty to make him drop dead.(7:35) Dusty returns down stairs to finish his breakfast. (7:40)
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Faith Tuma Mr. Tuckey 13/05/14 Honours Chemistry 11 Sleuth Your Slurry Abstract: This labaratory report shows that when presented with an unknown chemical substance‚ identification of that substance is revealed through a seires of tests that involve chemical and physical properties of that substance. Problem: You are given an unknown chemical substance that you need to be able to identify. How are you going to do this? The compound can be either harmful or toxic‚ so what you need
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An Experiment on Soil Analysis Jacob Pitcher and Derrick Gillespie Chemistry Lab 112 Section 02 4/02/2013 Abstract A sample of soil was tested for possible contaminants and other information using a variety of techniques including moisture analysis‚ pH measurement‚ acid-base titration‚ chloride-ion electrode analysis‚ and flame testing. The sample had a greater concentration of chloride ions‚ no measurable CaCo3 ‚ and lower than standard moisture content. It was contaminated with KCl and
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PRODUCTION OF POTASSIUM CARBONATE FROM COCOA HUSK ASH A Process Engineering Project Report Presented to the Department of Chemical Engineering Faculty of Chemical and Materials Engineering College of Engineering Kwame Nkrumah University of Science and Technology‚ Kumasi By AMANING OSEI EMMANUEL ATTIPOE EDEM KODZO BOAKYE KWAME JUWAH CHUKWUJINDU AWELE OMENOGOR ANWULI ROSEMARY in Partial Fulfillment of the Requirements for the course Process Engineering Project April 2013. TABLE
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affected by the disease‚ do not seal properly causing potassium levels in the blood to be high. This causes the muscles to contract involuntarily (Tufts). The results can be anywhere from mild ripples‚ to full muscular paralyses anywhere in the body. HYPP is a disease that traces back to a genetic mutation that traces back to the champion quarter horse stallion Impressive. In the average equine‚ the sodium channels are used to regulate the potassium level within the muscle cells and the sodium content
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characteristic colors produced by certain metallic ions when vaporized in a flame. Identify unknown metallic ions by means of its flame test. Hypothesis The hypothesis for this experiment stated that the sodium ion would color the flame in yellow‚ the potassium ion would color it in lilac‚ the lithium ion would color it in carmine‚ the calcium ion would color it in brick red‚ the barium ion would color it in apple green‚ and the copper ion would color it in green. Equipment * Graduated cylinder‚
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17-nov-2013 Abstract In this experiment‚ you will study the effect of changing temperature on the amount of solutet will dissolve in a given amount of water. In this experiment‚ you will completely dissolve different quantities of potassium nitrate‚ KNO3‚ in the same volume of water at a high temperature. As each solution cools‚ you will monitor temperature using a computer-interfaced Temperature Probe and observe the precise instant that solid crystals start to form. At this moment
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