glucose concentration in fresh samples of orange‚ lemon and grapefruit juice. Aim: The aim of this investigation is to produce a set of data which will enable comparison of the glucose concentrations of orange‚ lemon and grapefruit juice. Research: Benedict’s Reagent is a mixture of sodium compounds and copper sulphate. The copper ions are reduced by fructose (a reducing sugar) to form copper oxide‚ thus turning it from blue to a brick red/orange precipitate. The more red the precipitate
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food that we eat to check if it is safe to use for us humans and not harm us. With pH‚ products have become safer and less harmful to our environment and ourselves. Materials Various indicators ● Bro blue ● Phe red ● Met red ● Methyl blue ● Met orange ● Methyl yellow Various unknowns Watch trays Procedures 1. Take 6 indicators that are all different colors. 2. Take the 4 unknowns numbered 14 3. Take a watch tray and wash it down before using it. 4. Put the indicator that is numbered 1in 6 slots on the watch tray
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mostly the color orange and green. Orange personalities appreciate cleverness and spontaneity while green personalities love challenges. His story illustrates his most dominant colors and what level he met on Maslow’s Hierarchy of needs. People with a dominant orange color have the freedom to risk without fear or failure. They can present themselves and solve problems. They can deal and get through chaos. Just having the desire and endurance for this trip demonstrates the orange personality of Ben
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polymer‚ if it’s not a polymer nothing would happen to the iodine‚ it would stay brown. If I mix Benedict’s Solution with water and the unknown powder all together and put it in to a water bath that’s on a hot plate for 5 min it would turn from blue to orange ONLY if it’s a monomer‚ if it’s not a monomer it would stay blue. Materials: Mystery powder A Mystery powder B 2 test tubes 2 spoons 2 drops of iodine Benedict’s Solution (1 mL) water hot plate Procedures:
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D-limonene is a primary constituent in citrus oils that can be used as an insecticide‚ a fragrance‚ a solvent‚ or possibly a biofuel.1 It is a somewhat non-polar hydrocarbon that can be extracted from orange rinds using a relatively non-polar solvent such as liquid carbon dioxide (CO2) or ethyl acetate. 1 CO2 exists in a gas phase at room temperature and 1 atm‚ but can also be obtained in solid phase (dry ice) for a general laboratory setting. In order to obtain liquid phase CO2 at room temperature
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The shade tree I picked is one I wish to have at my future home. I am very fond of it from my childhood trips to New Mexico. It is a deciduous tree that is native to Texas. It has reliable color for each fall‚ fragrant or showy flowers. The fruit of this tree can be eaten fresh‚ or made into preserves or jellies. The fruit and the seeds can also be consumed safely by birds and mammals. It can be known by many different names‚ such as the Inch plum‚ Bigtree plum‚ but is commonly known as the Mexican
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would be the one that birds eat seed from the most. I became interested in this idea because I like birds and animals period and I wanted to find out more about them and their eating habits. So out of the five feeders of orange‚ red‚ green‚ blue‚ and white that were put out the orange was favored the most. We could learn a lot from this experiment because it is still hard for us to imagine how birds perceive color. This impacts the study of bird behavior‚ and our grasp of how birds navigate during migration
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plum tree‚the harsh but flavorous casuy‚and the beatiful tamarind pleased the eye as much as they delighted the palate.Here the papaya streatched out its broad leaves and tempted the birds with its enermous fruit;there the nangka‚the coffee‚and the orange trees perfumed the air with the aroma of their flowers.On this side the iba‚the balimbing‚the pomegrante with its abundant foliage and its lovely flowers bewitched the senses;while here and there rose elegant and majestic trees loaded with huge nuts
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“Heart Cockle” Simple and plain to the human eye and tainted with splotches of a burnt orange‚ the shell is a living relic of its past‚ its prior experience. The heart cockle is silent; it dares not blurt to the world what it knows‚ what it has seen‚ or what it feels. For lying in is natural position‚ the heart cockle has a pair of overly bright‚ stinging magenta ovals. Ovals to be eyes‚ as eyes to the soul‚ with a gaze of millions more surveillance devices. They were‚ a window into the cockle
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Mr World: PROLOGUE Agent Peter Brooks‚ thirty seven. Adjy agent number 37‚ Peter Brooks‚ stepped off the metal flooring of the built-for-sea hover craft and landed on firm earth. The ground shook a little as he made the short trip from the hover landing area to the small mouth of the cave. Small reptiles and insects scurried out of his way‚ except for a giant leopard moth which flew to his feet. He kicked it away‚ cursing‚ and held out his index finger for a scan. A bright green laser swept over
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