Chemistry IGCSE Paper 6 revision guide You can change the temperature and concentration used (not both at the same time though) You need to keep the diameter of the conical flask the same‚ if it is thinner then the cross will disappear sooner‚ the cross also has to be the same‚ volumes too (This set up is mostly if you want to test the gases‚ otherwise you can use the standard set up) The limestone cycle: 1. Burn the limestone
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5.2 Tax systems 2006-11 6(a) Distinguish with the use of examples between (i) Direct and indirect taxes [3] (ii) Progressive and regressive taxes [3] 参考答案： (a) 3 marks for each pair. (Examples of each pair‚ 1 mark.) [6] 考生分析： In part (i)‚ most candidates were able to distinguish between direct and indirect taxation in terms of the former being a tax on income and the latter a tax on expenditure. Appropriate examples of the two types of taxation were given‚ such as income tax as an example
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Chemistry Equipment Symbols 1. Test Tube 2. Boiling Tube 3. Beaker 4. Conical Flask 5. Test Tube Holder/ Tongs /Clamp Stand 6. Measuring/Graduating 7. Funnel 8. Pipette Cylinder 9. Spatula 10. Tripod 11. Bunsen Burner 12. Glass Bulb 13. Burette 16. Condenser Pipette Changes of State Filtering Solutions 03-Nov
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Chemistry Module Six: Thermochemistry and rate Study sheet for the test G.01: Thermo-chemistry I. Temperature and Thermal Energy Temperature is a measure of the average kinetic energy of the particles in a sample of matter. The greater the avg. kinetic energy of the particles in a sample of matter‚ the higher the temperature of that matter. Some temperature scales are Fahrenheit‚ Celsius and Kelvin. Thermal energy is the measure of the total kinetic energy in a sample. And Temperature
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Secondary Education *1939146864* GLOBAL PERSPECTIVES Paper 3 Candidates answer on the Question Paper. No Additional Materials are required. READ THESE INSTRUCTIONS FIRST Write your Centre number‚ candidate number and name on all the work you hand in. Write in dark blue or black pen. Do not use staples‚ paper clips‚ highlighters‚ glue or correction fluid. You may use a pencil for any diagrams or graphs. There are two sections in this paper‚ Section A and Section B. Each section has four questions
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IGCSE Paper 2 Tips Part 1 – Passage A ● Question 1 ○ Read the question first. ○ Read Passage A with the question in mind. ○ Look at the question again to make sure you understand. ○ IMPORTANT: whatever the question asks you to create‚ it is VITAL that you include details from Passage A but EQUALLY VITAL that you include your own original ideas/details. ○ The mark scheme’s top band says that the best marks will be awarded to students who make inferences from the information that is already there and
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Experiment 6 titled “Organic Chemistry” and the purpose of this lab is to get familiar with some organic functional group and test certain reactions of selected functional groups. To do the first part of the experiment (combustion test)‚ instructor demonstration in hood‚ and record the observation. Part A (combustion of toluene) pour 1 milliliter of toluene into a evaporating dish and ignite it with a flaming wood splint. Most importantly put the flame with a watchglass. Part B (combustion of ethyl
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| |Chemistry paper | | | | | | |Class: Ten |Roll No: |Subject: Chemistry | |Student’s
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Number English Language A Paper 1 Friday 25 May 2012 – Afternoon Time: 2 hours 15 minutes You do not need any other materials. Paper Reference KEA0/01 4EA0/01 Total Marks Instructions Use black ink or ball-point pen. Fill in the boxes at the top of this page with your name‚ centre number and candidate number. Answer all questions. Answer the questions in the spaces provided – there may be more space than you need. Information The total mark for this paper is 60. The marks for each
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UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS International General Certificate of Secondary Education MARK SCHEME for the November 2004 question paper 0418 INFORMATION TECHNOLOGY 0418/02 Paper 2 (Written)‚ maximum raw mark 80 This mark scheme is published as an aid to teachers and students‚ to indicate the requirements of the examination. It shows the basis on which Examiners were initially instructed to award marks. It does not indicate the details of the discussions that took
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