temperature is brought up to 1000 C for 15 minutes. 3) If a copper coil is placed into a solution of silver nitrate‚ silver crystals form on the surface of the copper. Additionally‚ highly soluble copper (I) nitrate is generated. 4) When crystalline C6H12O6 is burned in oxygen‚ carbon dioxide and water vapor are formed. 5) When a chunk of palladium metal is ground into a very fine powder and heated to drive off any atmospheric moisture‚ the resulting powder is an excellent catalyst for chemical reactions
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anabolic; it builds up glucose‚ or sugar‚ from light energy‚ water and carbon dioxide. The chemical equation for photosynthesis is: 6CO2 + 6H2O + Light Energy C6H12O6 + 6O2. Cellular respiration‚ on the other hand‚ is catabolic. It breaks down glucose to form carbon dioxide and water. The chemical equation for cellular respiration is: C6H12O6 + 6O2 6CO2 + 6H2O + 38 ATP. Cellular respiration and photosynthesis follow the First and Second Laws of Thermodynamics. The First Law of Thermodynamics
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Practical 5: Properties of Compound Experiment 1: Properties of A Compound and Its Parent Elements Hypothesis The hypothesis of this experiment is magnesium oxide can be synthesized by combining (burning) the magnesium with oxygen. The chemical and physical properties of each element (magnesium‚ oxygen‚ and magnesium oxide) might be different‚ from the state‚ color‚ electrical conductivity‚ and pH. Aim This experiment was performed to synthesize magnesium oxide by direct combination of
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Cells of all organisms are capable in acquiring the energy necessary to fuel chemical reactions for growth‚ repair‚ survival‚ and reproduction. Photosynthesis & cellular respiration are the main pathways of energy flow in living things. Photosynthesis is a process by which plants and some other organisms convert‚ light energy from the sun‚ CO2 from the air & H2O from the earth‚ into chemical energy stored in molecules like glucose. Cellular respiration is a process in which O2 is delivered to cells
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During photosynthesis plants and phytoplankton take carbon dioxide from the atmosphere by absorbing it into their cells. And by using energy from the sun‚ they combine carbon dioxide and water to form sugar (C6H12O6) and oxygen. This is shown through the chemical equation: 6CO2 + 6H2O C6H12O6 + 6O2. The conversion of sunlight energy into chemical energy is associated with the green pigment chlorophyll (contained in the chloroplasts of a cell.) This is the compound that traps the sun’s light to
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Yield=66.0% !!__Problem 3__ If 45 g of glucose (C6H12O6)‚ reacts with an excess of oxygen‚ and 55 g of carbon dioxide (CO2) is produced‚ what is the percent yield of CO2? C6H12O6+6O2 → 6CO2+6H2O *__Calculate the theoretical yield__ –This problem has ‘’2 reactants’’‚ however‚ the limiting reactant‚ in this case‚ glucose‚ is already mentioned. This is because of the phrase ‘’”in excess of oxygen”’’. This means that oxygen is in excess‚ so C6H12O6 is the limiting reactant. So we convert the 45 grams
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Definitions Alpha glucose- is an isomer. The hydroxyl group is attached facing down and away from the main structure. Beta glucose- is an isomer except the hydroxyl group is attached above the ring and on the first carbon. Fructose- a sugar of the hexose class‚ and is a simple ketonic monosaccharide found in many plants‚ where it is often bonded to glucose to form the disaccharide sucrose. Sucrose- Sucrose is a sugar‚ the organic compound commonly known as table sugar‚ cane sugar‚ beet sugar or
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Photosynthesis and respiration are both processes that are necessary for the survival of organisms. However‚ in numerous ways these two processes are very diverse as they are responsible for distinct necessities. Therefore they both have similarities and differences. One major difference between the two is that photosynthesis takes place completely in plants while respiration occurs equally in plants and animals. Nevertheless to understand Photosynthesis and respiration‚ we need to understand what
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Chapter 7 and 8 discuss and give in depth details on photosynthesis and cellular respiration. They are the exact opposites in what they set out to complete in the cells of a leaf. Photosynthesis takes light energy and separates it in the chloroplasts to create glucose. Cellular respiration breaks down glucose to provide energy for the cell. The similarities between them include overlap in some of the enzymes and products and reactants utilized. The differences include the cycles and steps taken to
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Lesson 02.08 DBA/Module Exam Lesson 02.01: Chemistry of Life · Explain why biological macromolecules are important for everyday life. Cells make large macromolecules by bonding smaller molecules together into chains called polymers (from the Greek polys‚ "many‚" and meris‚ "part"). Polymers are large molecules composed of many identical or similar subunits called monomers. There are four categories of biological macromolecules that provide energy and structure to living organisms and their cells
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