Variables- Independent- temperature of water in a beaker Dependant – time taken to diffuse Control- Amount of Food Colouring and amount of water Apparatus- water (room temperature)‚ 5 beakers‚ stopwatch‚ food colouring‚ Tile‚ Safety goggles‚ Bunsen burner‚ Tongs‚ Ice‚ and Thermometer‚ Tripod stand‚ cold water‚ Tile‚ Dropper‚ Gauze. Method: Take ice and put it in a beaker. Add some water 200ml. Make sure that the beaker is at exactly 10 degrees Celsius. Get your stopwatch ready
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20/04/2013 Pepsin Experiment Experiment protocol to test the effect of temperature on the enzyme pepsin Lab Day: Tuesday Lab Time: 10-1pm Are you in Lab G20 (furthest from BSB Student Office) or Lab G21 (closest to BSB Student Office)?: G20 Demonstrator Name: Tamsin Peters Names of Group Members: Roanna Humphries Daniel Markus Nicholle Cooke-Hayes Dean Do Rosario Pepsin Name of Enzyme You are Investigating: Table of Contents Table of Contents ........................
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Aldo Ocean Eder had been living in Glace Bay‚ Port area at the southern part of The New Morram City for as long as he could remember in his 17th-year-old life. He’s the only son of Alberto Eder‚ a tough fisherman whose life bound with the tide of the sea life. Numerous times caught by a thunderous storm when he was sailing on the sea and dangling between life and death‚ his father kept his vivid dream that one day his son‚ Aldo Ocean‚ would follow his way of struggling life against the sea. Aldo’s
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Equipment. A. Bunsen Burner B. Rubber Hose C. Striker D. Electric Balance E. Crucible Tongs F. Piece of paper G. Gas and Knob H. Copper Wire I. 2.75g of Sugar J. Test Tube K. Graduated Cylinder L. Water III. Procedure • Put on Safety Goggles. • Bunsen Burner Lab o Attach Rubber hose to gas line o Turn Gold knob counter clockwise to allow gas o Open ports for air. o Turn gas on o Light with striker the Bunsen Burner o Adjust gas to quiet steady flame. o Using crucible tongs hold
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It’s not what you see but how you see it. During these tough times‚ from 1750 to 1830‚ Industrial Revolution plays a really big‚ important role in the outstanding economic development of European‚ especially Britain. With an important head start‚ Britain surely becomes the world’s industrial leader. Industrial Revolution makes life a bit more stable and wealthier‚ increases the quality and the quantity of a production‚ also population increases quite high. However‚ in the dark side‚ Industrial
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color changes of indicators to classify and find trends of house hold substance as acidic‚ neutral or basic. Materials: * Distilled water * 250ml beaker X2 * Test tube X9 * Tripod * Wire Gauze * Bunsen burner * Safety goggles Test Object: * Hydrochloric acid (HCl) * Sodium hydroxide (NaOH) * White Vinegar * Lemon Juice * Baking soda (NaHCO3) * Hair conditioner * Shampoo * Hand soap * Cloudy Ammonia * Dish washing detergent
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neutral pH. Materials and Method: Safety: Sodium hydroxide (NaOH) is a strong base and can be harmful if it get’s on to the skin or in the eyes. Hydrochloric acid is a very corrosive acid and should also not get on to the skin or in the eyes. Goggles were mandatory for this experiment. For this experiment chicken liver was used as the enzyme source. An enzyme solution was made by crushing a small piece of chicken liver and then adding 10 mL of distilled water. The pH of the enzyme solution
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didn’t do well in school by the age of 13 he went to boarding school in 1933 Jacques was in a car accident nearly took his life. He took up daily swimming in the Mediterranean Sea. One of his friends named Philippe Tailliez gave him a pair of swimming goggles and he started to look at the deep sea that’s where it all began. In time he invented an underwater breathing machine so you can stay down there for a long period of time Jacques was the Development of
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home. Block The Nest Entrance Now that you have located the nest entrance‚ you need to block it off. Purchase some insecticide that comes in a dust form and contains either retenone or carbaryl. You will also need to wear protective gloves and goggles when handling this material. You’ll want to put the dust insecticide into bottle with a small tip to help you apply it. Squeeze this insecticide into the entrance to the ants home. The insecticide will kill the ants inside of the nest and any ants
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Another difference between vacationing on the beach or in a city is the clothing and equipment you need to take with you. If you decide to go to the beach‚ you will have to take mainly a bathing suit‚ shorts‚ short-sleeve shirts‚ sandals‚ sunglasses‚ goggles‚ and sun block. Considering that you are going to the city where you will have to walk a lot‚ you will need comfortable and casual clothing such as jeans and tennis shoes. You will also have to take fancy clothes in case you want to go‚ for example
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