Experiment 55: A Separation and Purification Scheme The final lab report/procedure write-up will consist of the following: Report guide: 1. List the names‚ structures‚ and amounts of each compound in your mixture. 2. Draw a flow chart (like pg 687 in PLKE) showing how you separated and isolated your two compounds. Be sure to include the structures of the compounds at each step. 3. Write a procedure. This should include exactly how you performed your separation. It should have enough
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UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS GCE Advanced Subsidiary Level and GCE Advanced Level MARK SCHEME for the May/June 2007 question paper 9702 PHYSICS 9702/02 Paper 2 (AS Structured Questions)‚ maximum raw mark 60 This mark scheme is published as an aid to teachers and candidates‚ to indicate the requirements of the examination. It shows the basis on which Examiners were instructed to award marks. It does not indicate the details of the discussions that took place at an
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IP Address scheme: IPv4 operates on 32-bit addresses. 32 bit address = Byte 1| Byte 2| Byte 3| Byte 4 Class Prefix Network Number Host Number A 0 0-7 8-31 bits B 10 1-15 16-31 bits C 110 2-24 25-31 bits D 1110 Multicast E 1111 N/A The bits are ordered from left to right
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Should random drug-testing scheme be made compulsory for all school? This must be a question for many of the public. In the past few days‚ there were more and more news about teenagers taking drugs and were set to the emergency ward. There was also information showing that teenager drug addicts have increased 25 percent comparing to last year. It’s a horrible phenomenon and I do agree that it is essential to make every school involved into this drug-testing scheme for the following reasons:
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collaboration with State Bank of India will promote schemes to offer easy finance options to their customers by leveraging the pan India presence of State Bank of India. With a network of over 12150 branches across the country‚ State Bank of India is the largest in India and has been growing rapidly since its inception. Recently‚ it has been ranked as one of the top ranking banks of international repute. After the successful launch of retail financing scheme for vehicles‚ SBI is now focusing on Wholesale
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SYLLABUS Cambridge IGCSE® Literature (English) 0486 For examination in June and November 2014 Cambridge International Certificate Literature (English)* 0476 For examination in June and November 2014 *This syllabus is accredited for use in England‚ Wales and Northern Ireland as a Cambridge International Level 1/Level 2 Certificate. University of Cambridge International Examinations retains the copyright on all its publications. Registered Centres are permitted to copy material
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Flame test: - Clean wire loop - Dip the tip of the wire loop into solution (If solid‚ dip the tip in DIW then dip the soaked wire loop in to the solid) - Proceed to placing the tip into fire (from Bunsen burner) - Observe - Na+ = bright orange -Cu2+ = green - K+ = Violet (Can be masked by Na+) - Ca+ = Brick Red - H4N+ = no color Cobaltnitrite test for K+: -Heat NH4+ off -In a small test tube/vial‚ or spot plate and place 10-15 drops of solution to test -Then add a drop of 6M HAc and
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Questionnaire Name : Age : 18-30 ο 30-40 ο Above 40 ο Profession : Income : 3000-5000 ο 5000-7500 ο 7500-10000 ο 10000-15000 ο Above 15000 ο 1. Have you heard about the brand Grasim/Grasim Suiting? Yes ο No ο 2. Have you ever seen the Advertisement of Grasim ? Yes ο No ο 3. Where did you saw the Advertisement On T.V. ο In Magazine ο Hoarding ο Others ο 4. Does it provides the sufficient information about the product you needed ? Yes ο No ο Partially ο 5. Can you recall the content
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INTRODUCTION: Blowfish‚ a symmetric block cipher developed by Bruce Schneier[SCHN93‚ SCHN94)‚ is a Feistel network‚ iterating simple encryption and decryption functions of 16 times each. The block size is 64 bits‚ and the key can be any length up to 448 bits. Although there is a complex initialization phase required before any encryption can take place‚ the actual encryption of data is very efficient on large microprocessors. Blowfish was designed to have the following characteristics: Fast:
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Unit Three: Principles and practice of assessment Methodology Firstly we had input during classes from our tutor on the categories of concepts and principles of assessments‚ how to use different types of assessments and some of the strengths and weaknesses of these methods‚ the role of feedback and questioning in the assessment of learning and the different types of assessment records and their uses. Next we individually researched these topics‚ to do this firstly I used discussions with my
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