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One Problem X 10
1,563 wordsThis essay will critically review some of the major uses of renal micro puncture techniques, focusing in particular on the stationary method, free-flow micro puncture and renal micro perfusion, the latter including both in vivo and in vitro methods. The essay will conclude with a short review of other uses of micro puncture. Were and Richards (1924) were the first people to use micro puncture successfully on the kidney. They successfully inserted a micro pipette into the glomerulus of a single a...
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Waste Disposal Metal Ions
709 wordsQualitative Analysis of The purpose of this experiment is to demonstrate the separation and identification of metal ions based on the insolubility of certain salts. The solubility rules should be taken into account. If a solution dissolves in water, the result contains both cations and anions. Analyzing different ions to discover their nature is the main goal of this experiment. Separation of the cations by testing the differences in solubility of different metal salts is done. Also, identificat...
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Seat Belt Steering Wheel
800 wordsWhen travelling at slow speeds in your car the wearing of a seatbelt has little effect of your body when you brake. So why is it important to wear your seat belt? A driver or passenger travelling in a car is moving at the same speed as the car. If the car suddenly stops, the body of the rider inside will keep moving forward at the same speed. This demonstrates inertia. The tendency of a moving object to keep moving, or of a stationary object to remain at rest. Basically Newtons first law; that a...
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Gold Rush 6 M
805 wordsMining Techniques The way to discover large amounts of gold, was to have the perfect mining technique. One of the earliest techniques was panning and cradling. This method consisted of a pick, a shovel and a washing dish and people either worked by themselves, or in a small group. First of all, panning was a simple method but required a lot of skill. It worked by loading sediment onto the washing device which had a sieve (strain), and moving the pan to and fro until the heavier gold was separate...
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6 M K 2
229 wordsQualitative Analysis of Group IV Ions The composition of my unknown #J 10 is Barium, Calcium, and Sodium. Confirmation of Ba 2 +: After I added. 5 mL of 6 M acetic acid to the precipitate from step # 2 the solid dissolved. A yellow precipitate formed after adding 1 mL of water, 2 drops of 6 M NH 3, and. 5 mL 0 f 1 M K 2 CrO 4. This confirmed the presence of barium. Confirmation of Ca 2 +: I added 6 M sodium hydroxide to the orange solution from step three until it was basic (solution turned yell...
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