CHM 096 TUTORIAL 2 (Chemical Equilibrium) Jan 2013 1. Write the equilibrium constant expression‚ Kc‚ for each of the following reactions: a) b) c) d) e) f) 2NO(g) + O2(g) ⇄ 2NO2(g) The decomposition of solid potassium chlorate to solid potassium chloride and oxygen gas. 4HCl(g) + O2(g) ⇄ 2H2O(g) + 2Cl2(g) 2NO2(g) + 7H2(g) ⇄ 4H2O(l) + 2NH3(g) H2O(g) + C(s) ⇄ CO(g) + H2(g) The reduction of solid copper (II) oxide with hydrogen gas to produce copper metal and water at o 500 C. 2H2(g) + O2(g)
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Identical twins From Wikipedia‚ the free encyclopedia Jump to: navigation‚ search Identical twins start out as genetically identical: they have the same alleles. They are formed by a fertilised egg dividing into two separate individuals‚ and are always of the same sex. They may be calledmonozygotic or MZ twins (mono = one; zygote = fertilised egg). They contrast with fraternal twins‚ who are formed by two separate eggs fertilised by two separate sperms‚ and who are not always the same sex (DZ = dizygotic)
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and answer these questions: A. Which way should the equilibrium shift when HCl is added? How do your results support your answer? It should shift to the left because adding any component causes the equilibrium to shift to the opposite side. B. Which way should the equilibrium shift when Na2EDTA is added? How do your results support your answer? It should shift to the right because the removal of a component causes the equilibrium to shift to the side from which the component was removed
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For a manager is a business setting it is important for them to understand how market equilibrium is maintained. Simple economic principles such as supply and demand are crucial in the business world when it comes to everything‚ especially making very important day to day decisions. The Process The intersection of the supply curve and the demand curve is considered market equilibrium and the price point (investopedia‚ 2012). This is another way of saying that the economic forces are balanced
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offspring have the same genotype ratio as their parents. This example was one of Hardy-Weinberg equilibrium. The next generation will express the same genotype ratio as their parents‚ and so on. But what exactly is needed to create Hardy-Weinberg equilibrium? (Basically‚ a population in Hardy-Weinberg equilibrium s not evolving in any way.) Five specific factors are needed to create Hardy-Weinberg equilibrium within a population- a very large population‚ isolation from other populations‚ no net mutations
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Determination of Equilibrium Constants Introduction Bromothymol blue is an indicator for many acid-base titrations. When adding different solutions within the indicator it is to react and change colors‚ in this experiment the different colors were blue‚ green‚ and yellow. In the following experiment‚ obtaining the absorbance levels for each one makes it possible to calculate the equilibrium constant. Materials and Methods For this specific experiment there are a few materials that are crucial
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Market Equilibrium Every market has a demand side and a supply side and where these two forces are in balance it is said that the markets are at equilibrium. The Demand Schedule: The Demand side can be represented by law of downward sloping demand curve. When the price of commodity is raised (ad other things held constant)‚ buyers tend to buy less of the commodity. Similarly when the price is lowered‚ other things being constant‚ quantity demanded increases. The above figure shows quantity
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Economics essay: Examine the concept of market equilibrium and discuss the reasons for and methods of government intervention in markets Market equilibrium is a situation in which the supply of an item is exactly equal to the demand of that item‚ there is no surplus nor shortage. Under the circumstances of market equilibrium‚ prices tend to remain stable. Producers and consumers react differently to changes in price‚ higher prices are
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the laws of thermodynamics. The data collected was used in equations to find theoretical values for final equilibrium temperature. The theoretical values were compared with those measured during the experiment. The total average percent difference between the measured final temperature and the theoretical final temperature is less than 5.0%. This low deflection between measurement and theory lends credibility to the experiment and proof of the concepts provided within the experiment. INTRODUCTION
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Introduction: Chemical equilibrium is when the concentrations of the reactants and products have reached a state where reactions occurring in one direction are at the same rate of reactions occurring in the opposite direction. This process‚ called dynamic equilibrium‚ is the main subject of Le Chatelier’s Principle. Le Chatelier pointed out that if a system at equilibrium is subjected to a stress that momentarily causes the system to be not in equilibrium‚ a spontaneous change will occur to
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