of fissile material needed to sustain a nuclear chain reaction. 9) Hydrogen Bombs are created by fusion of two isotopes of hydrogen‚ deuterium and tritium 10) Styrofoam absorbs the gamma rays and is compressed. 11) The Fission bomb created needed heat and pressure for ignition. 12) A. An explosive fires and pushes a bullet down the barrel part of a gun. Then the bullet hits a sphere and generator‚ initiating fission allowing the bomb to explode. B. In order to create an implosion fissile material
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III. PROBLEM SOLVING Show full calculation and box the final answer. Express final answer in correct sig fig. 1. How many grams of O atoms are in 580 µL of phosphoric acid (density = 1.885 g/mL)? 2. How many grams of CO2 are produced in the combustion of 2.0 g of lactic acid‚ CH3CHOHCOOH‚ in an excess of O2? 3. 31.5 g of Na2S2O3 was made to react with 18.6 g of Cl2 according to the balanced chemical reaction below: Na2S2O3(aq) + 4Cl2(g) + 5H2O(aq) → 2NaHSO4(aq) + 8HCl(aq) a. Which is the limiting
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2015 August Heat Many people say that life is full of remarkable concurrence of events or circumstances without apparent causal connection‚ some of them are more risky than others. More danger sides of coincidences are shown by William Fryer Harvey‚ the story August Heat shows that how irrational fears are created by one’s mind when they face a horrific coincidence. This story took place in England during summer. The heat at that time is enough to make a person mad. In “August Heat” the use of setting
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Applied Energy 88 (2011) 559–567 Contents lists available at ScienceDirect Applied Energy journal homepage: www.elsevier.com/locate/apenergy Homogeneous Charge Compression Ignition (HCCI) combustion: Implementation and effects on pollutants in direct injection diesel engines Suyin Gan a‚⇑‚ Hoon Kiat Ng b‚ Kar Mun Pang b a b Department of Chemical and Environmental Engineering‚ The University of Nottingham Malaysia Campus‚ Jalan Broga‚ 43500 Semenyih‚ Selangor‚ Malaysia Department
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plants. In photosynthesis‚ plants absorb carbon dioxide gas from the air‚ with energy from the sun‚ water from the soil and chlorophyll to make carbohydrates for food. Figure 13.1 – The Reaction of A wire of magnesium with Oxygen (page 342) of the textbook also shows how a wire of magnesium metal and oxygen in the
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Ailine Veiga Question: what is the heat of fusion of ice? Hypothesis: To get the heat of fusion of ice we need to determine the Energy it takes to melt the ice and also the mass of the ice and determine the heat of fusion. To determine the mass of the ice melted (m) we start by determine the volume of the water generated when the ice melted. This is the difference between the final volume (v2) and the initial volume (v1). Using the density of water (1.0g/mL)‚ this volume can be converted into mass
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sulphate is dissolved in water is first determined. Secondly‚ the enthalpy of solution of copper(II) sulphate pentahydrate in water is determined. ‚ Thirdly‚ the enthalpy of hydration of copper(II) sulphate is evaluated by using Hess’s Law of Constant Heat (Enthalpy) Summation. ------------------------------------------------------------------------------------------------------------------------- Theory: 1. Define the terms ’enthalpy of solution’ and ’enthalpy of hydration’. 2. [pic] is the enthalpy
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Name: ______________________________________ Date: ________________________ Student Exploration: Heat Transfer by Conduction Vocabulary: conduction‚ convection‚ insulate‚ radiation‚ thermal conductor‚ thermal energy‚ thermal insulator Prior Knowledge Questions (Do these BEFORE using the Gizmo.) Suppose two frying pans have been left on the stove with the burners on. One of the frying pans has a metal handle and the other has a wooden handle. 1. Which handle do you think you could
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Is The Miami Heat a Dynasty? A sports dynasty is a team that enjoys a period of dominance over the sport‚ generally by winning multiple championship titles. The age old question is what classifies a team as a dynasty? Does the team have to win back to back titles? How many titles must they have? Will they be this dominant in the future? The list of questions sport analysis have is endless. The issue remains that people argue over what defines a team as a dynasty. Todays most popular argument is
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Contents Advice for care home managers and staff 2 What are the risks? The effects of heat on health 3 Further information 5 2 Supporting vulnerable people before and during a heatwave – Advice for care home managers and staff Advice for care home managers and staff Severe heat is dangerous to everyone‚ ESPECIALLY OLDER and DISABLED PEOPLE‚ AND THOSE LIVING IN CARE HOMES. During a heatwave‚ when temperatures remain abnormally high for longer than a couple of days‚ it can prove fatal
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