E Name: 1. XPERIMENT 9 IODIMETRIC TITRATION OF VITAMIN C Section: Pre-Laboratory Answer the following questions before coming to the laboratory. Give the reason for the following; Iodimetric titrations are usually performed in neutral or mildly alkaline (pH 8) to weakly acid solution. 2. Iodine solutions are prepared by dissolving I2 in a concentrated solution of potassium iodide. 3. Iodimetric determination of vitamin C is performed rapidly after preparing vitamin C solution
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OH h. OH i. Br sp3 C-H stretch 2950 cm-1 OH -Stretch 3400-3200 cm-1 sp2 C-H stretch 3100 cm-1 OH -Stretch 3400-3200 cm-1 sp3 C-H stretch 2950 cm-1 C=C alkene 1680 cm-1 sp3 C-H stretch 2950 cm-1 Callam 3/8 CHEM – 254 – WI -2009 3. How would you distinguish between the following pairs of compounds using IR spectra?
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Effective Strategic Planning PLANNING Getting Your Organization Focused and Directed Launched in 1982 by Jim and Patty Rouse‚ The Enterprise Foundation is a national‚ nonprofit housing and community development organization dedicated to bringing lasting improvements to distressed communities. Copyright 1999‚ The Enterprise Foundation‚ Inc. All rights reserved. ISBN: 0-942901-20-7 No content from this publication may be reproduced or transmitted in any form or by any means‚ electronic
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the price of the competitor’s server (Zink by Ontario) with PESA for free Assumption: 2 TRONN servers with PESA software is equivalent to 4 Zink servers. Price of 1 Zink server= $1700‚ meaning 2 would be $3400 Two of the Zink being equivalent to 1 TRONN indicates the bundle would be $3400 3) Cost Plus Software development costs are to be paid of in 3 years‚ so it is divided by 3 to get the yearly cost: $ 2‚000‚000 Price per server (with 30% markup): PESA cost per server $ 188.86 (+ $56.67)
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credit hours “major” courses (ACT 2120‚ ACT 3130‚ ACT 3230‚ ACT 4140) 5) (o) 18 credit hours “option” courses (ACT 2020‚ ACT 2210‚ ACT 3340‚ ACT 3530‚ ACT 4340‚ IDM 4050) 6) (e) 18 credit hours “elective” courses (MATH 2720‚ MATH 2730‚ STAT 2400‚ STAT 3400‚ STAT 3800‚ W) Year 1 (Details see Asper Admission) YEAR 2 of the 4-Year Program YEAR 3 of the 4-Year Program YEAR 4 of the 4-Year Program Recommended Course Selection for Asper Actuarial Major Students Admitted in September 2011 and Thereafter
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PROJECT PROPORSAL NAME: ABDULHAMID MUSA RABIU REG. NO.: SCI/10/COM/00782 NAME OF COURSE: MINI PROJECT COURSE CODE: CSC 3400 SEMESTER: SECOND TOPIC: COMPUTER SECURITY: IMPLEMENTATION OF VIRTUAL PRIVATE NETWORK (VPN) SUPERVISOR’S NAME: Dr. ABDULWAHAB K. DATE: 21ST APRIL‚ 2014. INTRODUCTION Virtual Private Network (VPN) technology provides a way of protecting information being transmitted over the Internet‚ by allowing users to establish a virtual private tunnel to securely enter an
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Chapter 6 & 12 Assignment 1. Mike is a body builder. He is concerned about his protein intake. If Mike weighs 220 pounds and consumes about 3400 Calories/day‚ 15% of which comes from protein‚ will his diet supply enough protein to meet the recommendation for strength athletes of 1.2 to 1.7 g of protein/kilogram of body weight per day? 2. 3400-15%=510 3500/510=6.66x100=66.6g Mike need between 120-170 g of protein and he is taking in about 510 g so he is over!! What if he consumed only 2500
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Interpretation 1 3500-3400 cm -1 O-H hydroxyl group 2 2900-2850 cm -1 C-H alkanes group 3 1150-1100 cm -1 C-O alcohol‚ ether group FTIR of HPMC Table 9.11: FTIR interpretation analysis of HPMC S. No. Wavelength cm -1 Interpretation 1 3600-3500 cm -1 O-H phenols group 2 2950-2850 cm -1 C-H Alkenes group 3 1400-1300 cm -1 Methyl bonding FTIR analysis of Pantoprazole + HPMC Table 9.12: FTIR interpretation analysis of Pantoprazole + HPMC S. No. Wavelength cm -1 Interpretation 1 3530-3400 cm -1 O-H
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An Investment Decision “What’s the fuss about? It’s only a greasy spoon!” That summed it up‚ thought Emma. Her accountant boyfriend Leon simply didn’t understand her business. When she bought the Swan Café two years ago‚ it was so run down that the lease cost just £4‚000. And it was now a thriving business. Close to the river in Oxford‚ it had a great trade from builders between 7 and 9.00‚ from students from 9.00 till 1.00 and from tourists between 1.00 and 4.30. Then students drifted back
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18 Recreation 440 8 Others 770 14 Total 5500.00 100 Student 3 Monthly Income (RM) Number of Family Members Categories Allocation of Income (RM) Allocation of Income (%) 3400 3 Food 850 25 Utility 255 7.5 Transportation 765 22.5 Education 170 5 Recreation 425 12.5 Others 935 27.5 Total 3400 100 Student
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