Determining the Enthalpy of Combustion of a Wood Chip IB Chemistry 12 September 18‚ 2014 Ryan Ingham Table 1: Raw data collected from the temperature probe and scale for the water‚ the aluminum can and the wood chip. (Quantitative) Quantity Initial Temperature (±0.1K) Final Temperature (±0.1K) Aluminum Can 46.29g (±0.01g) 296.5 314.7 Water 250g (±0.1g) 296.5 314.7 Wood Chip Before: 4.64g(±0.01g) After: 3.29g (±0.01g) NA
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c IB DIPLOMA PROGRAMME PROGRAMME DU DIPLÔME DU BI PROGRAMA DEL DIPLOMA DEL BI N06/3/ECONO/SP1/ENG/TZ0/XX/M+ MARKSCHEME November 2006 ECONOMICS Standard Level Paper 1 7 pages –2– N06/3/ECONO/SP1/ENG/TZ0/XX/M+ This markscheme is confidential and for the exclusive use of examiners in this examination session. It is the property of the International Baccalaureate and must not be reproduced or distributed to any other person without the authorization of IBCA. –3–
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Taylor Harvey Mrs. Thompsen IB Junior English 23 January 2013 In The Crucible‚ Author Arthur Miller creates tension within the characters in order to show the readers that the characters are conflicting. Tension is shown when characters cut each other off in mid-sentence‚ “why‚ that’s not necessary” (40). Also when they get cut off while talking they get frustrated and over whelmed with each other. Tension between the characters is also developed through lies. When Abigal willingly drinks the
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The Titanic’s maiden voyage was a disaster because they didn’t have a boat drill.Also they didn’t have enough lifeboats.Second they didn’t take the warning about the iceberg that was ahead.Third they didn’t warn people of the iceberg that was ahead.Fourth they didn’t go away from the iceberg.Fifth they didn’t send a message to other boats to help them with saving all of the people on the boat because they hit an iceberg.Last they didn’t even warned they people that they hit an iceberg at all.An example
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IB KYAW WAI IB1I KYAW WAI IB1I CHEMISTRY IA (2) TITRATION OF ACID & ALKALI Name: KYAW WAI Date: 5th February 2013 IA CRITERIA ASSESSED: DCP‚ MS Declaration I declare that this report I have submitted is my own original work and I have acknowledged the use of words or ideas of another person. Signature: ______________________________ Marks: ______________________________ Aim of the experiment: The aim is to determine the water of crystallization of a diprotic acid by
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Biology IB Standard Level 2012-2014 Index Topic 1 Topic 2 Topic 3 Topic 4 Topic 5 Topic 6 Topic 7 Topic 8 Topic 9 Topic 10 Topic 11 Statistical analysis Cells The chemistry of life Genetics Ecology and evolution Human health and physiology Nucleic acids and proteins Cell respiration and photosynthesis Plant science Genetics Human health and physiology Topic
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To what extent does Ocean Park’s marketing strategy for its re-development phase meet the preferences of its customers? Session: May 2010 IB Subject of Essay : Business and Management Supervisor Name : Mr. Philippe Cosentino Word Count : 3902 Abstract In this essay‚ I shall be responding to the research question: “To what extent does Ocean Park’s marketing strategy for its re-development phase meet the preferences of its customers?” The purpose of this essay is for me
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break down your texts for revision If you look through past paper questions‚ you’ll spot that the sorts of questions you receive will always be about generalised things. Off the top of my head‚ things like Setting‚ Character‚ Beginnings and Endings‚ Death‚ Love‚ Chronology etc. all tend to crop up with reassuring regularity. So‚ this is the way in which you should approach your texts when revising them. Remember that in the actual thing you’ll come across one of these sorts of questions and you will
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Economics IB past paper questions Structural questions 1. (a) “The price elasticity of demand and the price elasticity of supply for many primary commodities tend to be low.” Explain what is meant by this statement‚ and how this contributes to the problem of price instability for primary commodity producers. [10 marks] (b) Evaluate the view that it is best to allow primary commodity prices to be determined purely through the free interaction of market forces. [15 marks] 2. Explain what
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Thermochemistry IB questions 1. Ammonium nitrate‚ NH4NO3‚ dissolves readily in water according to the equation: NH4NO3(s) NH4+(aq) + NO3-(aq) H = 28kJ mol-1 Which of the following contribute(s) to the occurrence of this process? I. The system moves to lower enthalpy. II. The system becomes more disordered. a. I only b. II only c. Both I and II d. Neither I nor II 2. Which substance has the largest lattice energy? a. NaF b. KCl c. MgO d. CaS 3. A certain reaction is spontaneous
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