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UCSD | CHEM 100A
Professors
- Dai,
- Dr Feng,
- Feng,
- D. F. Feng
65 sample documents related to CHEM 100A
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UCSD CHEM 100A
Lab Manual: Buret Preparation and Calibration 1 Buret Preparation and Calibration (I) Ratio (mL/drop and drops/mL) (II) Buret Calibration (III) Eppendorf Pipet Helper http:/www.csudh.edu/oliver/demos/buretuse/buretuse.htm INTRODUCTION & THEORY Various app -
UCSD CHEM 100A
University of California, San Diego Department of Chemistry & Biochemistry Chemistry 100A Homogeneous Chemical Equilibrium You should first complete the spreadsheet for this experiment. Then, use this as a quick check on the calculations for flask b. The -
UCSD CHEM 100A
Lab Manual: Homogeneous Chemical Equilibrium 1 Homogeneous Chemical Equilibrium Buret - http:/www.dartmouth.edu/~chemlab/techniques/titration.html Pipet - http:/www.dartmouth.edu/~chemlab/techniques/pipet.html INTRODUCTION & THEORY In beginning studies of -
UCSD CHEM 100A
Lab Manual: Quantitative Analysis of CO32-/OH- a Mixture and Citric Acid in a Soft Drink 1 Quantitative Analysis of CO32-/OH- a Mixture and Citric Acid in a Soft Drink (I) Determination of Hydroxide and Carbonate Ions in a Mixture (II) Determination of Ci -
UCSD CHEM 100A
Lab Manual: Electrochemistry Vitamin C (I) Basics of Electrochemistry (II) Application of Electrochemistry Ascorbic Acid in Vitamin C Tablet INTRODUCTION & THEORY Electrochemistry is in common use today. Techniques in this -
UCSD CHEM 100A
Buffers Indicators Supp Buffers Indicators Supp 1 For each slide, the order should go from left to right. 2/1/2010 Buffers & Indicators Supp 2 50-mL Flask 1 nm 8 A nm A 1 Flask 1 Flask 8 max (HIn) max (In-) Absorbance -
UCSD CHEM 100A
Lab Manual: Buffers and Indicators 1 Buffers and Indicators INTRODUCTION & THEORY In this experiment, spectrophotometry is employed to measure the pKa of bromocresol green, an acid-base indicator. The indicator (HIn) is a monoprotic organic acid and we ca -
UCSD CHEM 100A
Lab Manual: Oxidation of Ethanol by Dichromate Ion 1 The Oxidation of Ethanol by Dichromate Ion (I) Reaction Kinetics (II) Determination of Blood Alcohol Content WebCT > Lab Manual > Appendix Kinetics INTRODUCTION & THEORY Part I Kinetics This experiment -
UCSD CHEM 100A
Ion Selective Electrode Determination of Fluoride Ion in of Fluoride Ion in Toothpaste and Tap Water 11/10/2009 1 TISAB & Stock Solutions 11/10/2009 2 TISAB TISAB TISAB=Total Ionic Strength Adjustment Buffer. Adj TISAB is marketed commercially under the -
UCSD CHEM 100A
Lab Manual: Ion Selective Electrode 1 Ion Selective Electrodes (ISE) - Fluoride Analysis In this experiment, the amount of fluoride ion in toothpaste will be determined using the method of ion selective electrode. To begin with, you should get an analytic -
UCSD CHEM 100A
Atomic Spectrometry Absorption Mode Calcium in Dry Cereal 5/19/2010 AA analysis of dry cereal 1 When doing this experiment When doing this experiment treat the cereal as chemical DO NOT TASTE/EAT the cereal as chemical DO NOT TASTE/EAT it! work in group -
UCSD CHEM 100A
Analysis of Ca in Foods with PerkinElmer AAnalyst100 AA Spectrometer DO NOT PULL the fine aspirator tube. Supply deionized water to the tube when the instrument is idle. After every sample, wipe tube with Kimwipe tissue to avoid cross-contamination. Compl -
UCSD CHEM 100A
Names: _ _ _ _ Analysis of _Calcium_ in _Dry Cereal_ by Atomic Absorption Specrometry_ Group ID: _ Date: _ Time: _ -
UCSD CHEM 100A
Names: _ _ _ _ Analysis of _Calcium_ in _Fruit Juice_ by Atomic Emission Specrometry_ Group ID: _ Date: _ Time: _ -
UCSD CHEM 100A
Lab Manual: Atomic Absorption THEORY The first step is to find an analytical textbook and/or go online to read up on the theory of s -
UCSD CHEM 100A
General Information 1 GENERAL INFORMATION Quick Reference . 1 Laboratory Regulations . 3 Check in/ Check out Procedure . 5 Basic Laboratory Information . 5 Quick Reference: 1. Instructor: _Dr. D. F. Feng_ 2. Office: _Natural Sciences Building, room 2303A- -
UCSD CHEM 100A
BasicsongraphingusingMicrosoftWindowsExcel2007 Belowarefourgraphsyouwillbeaskedtoconstructinthiscourse.Foreachone,youaregiventhetype ofgraph,theURLwhereyoucanwatchasimplevideocliponhowthegraphisconstructed,andwhat youwillseeattheendoftheexercise.Whenyouar -
UCSD CHEM 100A
Appendix Kinetics 1 Kinetics (Note: This Appendix is meant as a brief review of how to interpret kinetic data and is not meant to be a comprehensive description of the field.) Kinetics is the study of reaction rates. The systems under investigation are no -
UCSD CHEM 100A
Laboratory Notebook Guidelines Page 1 Laboratory Notebook Guidelines You are expected to have a carbon copy laboratory notebook whenever you come to the lab; you will not be allowed to work in lab without it. Expect unannounced inspections during the quar -
UCSD CHEM 100A
Laboratory Report Guidelines Page 1 Laboratory Report Guidelines Plagiarism will be treated very seriously. It will lead to extreme penalties (such as zero credit for the report in question and all the reports preceding it, receiving an F grade for the co -
UCSD CHEM 100A
Undergraduate Laboratory Safety Exam STUDY GUIDE Biochemistry University of California, San Diego Contents INTRODUCTION . 4 1. LAB RULES & BASIC LAB PRACTICES . 5 LAB RULES -
UCSD CHEM 100A
Table I SPECIFIC GRAVITY OF SODIUM HYDROXIDE SOLUTIONS* AT DIFFERENT TEMPERATURES % NaOH (wt) 0C (32F) 10C (50F) 15.5C (60F) 20C (68F) 30C (86F) 40C (104F) 50C (122F) 60C (140F) 80C (176F) 2 1.024 1.023 1.022 1.021 1.018 1.014 1.010 1.004 0.993 4 1.048 1. -
UCSD CHEM 100A
Appendix pH pH measurements are usually made with a pH meter. Correct use is necessary for accurate results. Knowledge about the theory of the meter response will minimize errors in techniques. pH meter responses relate to potentiometric measurements of g -
UCSD CHEM 100A
Electronic Spreadsheet Word Processing Following are the items you are expected to know how to do when using Electronic Spreadsheet and Word Processing. Electronic Spreadsheet: Microsoft Excel input text inpu -
UCSD CHEM 100A
The misplaced modifier and phrase (italicized) in t hese sentences substantially alter the intended meaning. restrictive clause italicized in Sentence 1 i s necessary to the meaning of the sentence; whereas, the nonrestrictive clause underlined in Sentenc -
UCSD CHEM 100A
Lab Manual: Buret Preparation and Calibration 1 Buret Preparation and Calibration (I) Ratio (mL/drop and drops/mL) (II) Buret Calibration (III) Eppendorf Pipet Helper http:/www.csudh.edu/oliver/demos/buretuse/buretuse.htm INTRODUCTION & THEORY Various app -
UCSD CHEM 100A
Chemistry 100A Exam II Winter Quarter, 2011 University of California, San Diego DIRECTIONS * Please turn off your cell phone! * READ THIS FIRST This test is designed to be taken with the provided Scantron. You must use a #2 lead pencil to take the test. -
UCSD CHEM 100A
Spring 2011 ID:_ Student Experiment 2: Homogeneous Chemical Equilibrium Quiz #1 (20 points)April 06, 2011 1. (4 points)Write the expression for the equilibrium constant, Kc, for the esterification reaction: What does the numerical magnitude of equilibrium -
UCSD CHEM 100A
Spring 2011 ID:_ Student Experiment 3: Mixture of Carbonate and Hydroxide and Citric Acid in Soft Drink Quiz #2 (20 points)April 11, 2011 1. (4 points) Explain the difference between the endpoint and the equivalence point in a titration. The equivalence p -
UCSD CHEM 100A
Spring 2011 ID:_ Student Experiment 4: Electrochemistry and Vitamin C Quiz #3 (20 points)April 20, 2011 1. (4 points) Give the following items Zn(s), Zn(NO3)2(aq), Cr(s) and Cr(NO3)3 (aq) a. Construct a Daniell cell by writing a one-line description of th -
UCSD CHEM 100A
Spring 2011 ID:_ Student Experiment 5: Buffer and Indicators Quiz #4 (20 points)April 27, 2011 1. (4 points) Choose the best possible answer: a. What happens to the pH of a buffer solution if a small amount of acid is added? a.i. pH remains constant a.ii. -
UCSD CHEM 100A
Spring 2011 ID:_ Student Experiment6:OxidationofAlcoholbyDichromateIon Quiz#5(20points)May04,2011 1. (4points)Thebalancedreactionfortheoxidationofethylalcohol(CH3CH2OH)withdichromate is: 3CH3CH2OH+2Cr2O72+16H+3CH3COOH+4Cr+3+11H2O a) Writeoutthegeneralrate -
UCSD CHEM 100A
Assignment: Chromatography Caffeine 1 Chromatography Caffeine MSDS: Caffeine This should be included in the EXPERIMENTAL section. Include the following items if possible. Hazards: Handling and Storage: Disposal: SAMPLE CALCULATION: See slides. PRELABORATO -
UCSD CHEM 100A
Assignment Key: Buret Preparation and Calibration 1 Buret Preparation and Calibration (I) Ratio (mL/drop and drops/mL) (II) Buret Calibration (III) Eppendorf Pipet Helper MSDS: None None means there is no specific compound assigned for this experiment. Fo -
UCSD CHEM 100A
Assignment: Homogeneous Chemical Equilibrium 1 Homogeneous Chemical Equilibrium MSDS: Ethyl acetate This should be included in the EXPERIMENTAL section. The following items should be included if possible. Hazards: Handling & Storage: Disposal: SAMPLE CALC -
UCSD CHEM 100A
Assignment: Carbonate & Hydroxide Ions and Citric Acid in Soft Drink 1 Quantitative Analysis of a Mixture and a Single Component in a Soft Drink (I) Determination of a Mixture of Hydroxide and Carbonate Ions (II) Determination of Citric Acid in Soft Drink -
UCSD CHEM 100A
Assignment: Buffers & Indicators 1 Buffers and Indicators MSDS: Sodium acetate This should be included in the EXPERIMENTAL section. Include the following items, if possible. Hazards: Handling and storage: Disposal: SAMPLE CALCULATION: 1. R1 and R2 are def -
UCSD CHEM 100A
Assignment: Oxidation of Ethanol by Dichromate Ion 1 The Oxidation of Ethanol by Dichromate Ion (I) Reaction Kinetics (II) Determination of Blood Alcohol Content MSDS: K2Cr2O7 This should be included in the EXPERIMENTAL section. Include the following item -
UCSD CHEM 100A
Assignment: Ion Selective Electrode 1 Ion Selective Electrode - Fluoride MSDS: NaF This should be included in the EXPERIMENTAL section. The following items should be included, if possible. Hazards: Handling & Storage: Disposal: SAMPLE CALCULATIONS: 1. Sho -
UCSD CHEM 100A
Assignment: Atomic Absorption & Emission Spectrometry 1 Atomic Spectrometry (I) Absorption Mode (II) Emission Mode Part I Absorption Mode The experiment is based on the article Determination of Calcium in Cereal with Flame Atomic Absorption Spectroscopy A -
UCSD CHEM 100A
Buret Preparation and Calibration Zhihua Shi TA: Annette Medina-Morales Chem 100A Section A05 NSB 2311, UC San Diego January 24, 2008 Abstract This experiment helped students to learn the proper usage of many precision instruments such as buret, eppendorf -
UCSD CHEM 100A
Chemistry 100A Exam I Winter Quarter, 2011 University of California, San Diego DIRECTIONS * Turn off your cell phone * READ THIS FIRST This test is designed to be taken with the provided Scantron. You must use a #2 lead pencil to take the test. There is o -
UCSD CHEM 100A
Chemistry 100A Exam II Fall Quarter, 2010 University of California, San Diego DIRECTIONS * Please turn off your cell phone! * READ THIS FIRST This test is designed to be taken with the provided Scantron. You must use a #2 lead pencil to take the test. The -
UCSD CHEM 100A
3fde129cceea83fa428532b1de50631e8d725951.xls A B C D E F 1 * CHEMICAL EQUILIBRIUM * 2 3 Catalyst Reactant Reactant Product 4 Flask HCl CH3CO2H C2H5OH CH3CO2C2H5 5 (mL) (mL) (mL) (mL) 6 a 5.00 0.00 0.00 0.00 7 b 5.00 0.00 0.00 5.00 8 c 5.00 0.00 0.00 -
UCSD CHEM 100A
Buret Preparation and Calibration Mei Huang TA: Eileen Chen SECTION A5 Chemistry 100A, U.C San Diego April 9 2008 Comment [A1]: Score 86 Comment [A2]: Basics 9/9 Abstract: It is important to use qualitative equipment for accuracy measurement to li -
UCSD CHEM 100A
Homogeneous Chemical Equilibrium Mei Huang TA: Eileen Chen SECTION A5 Chemistry 100A, U.C San Diego April 19, 2008 Abstract: It is important to know the calculation of Kc value from a chemical reaction. In this experiment, The theory of the Kc is ind -
UCSD CHEM 100A
The Ion Selective Electrode Fluoride Author: Lesley Pasok Lab Partners: Helen Lu & Thien Vu TA: Rachel Tsui Section: Chemistry 100A, UC San Diego May 24, 2010 Abstract: The purpose of this experiment is through the use direct potentiometry and standard ad -
UCSD CHEM 100A
Experiment 1: Buret Preparation and Calibration Abstract: A buret was prepared and calibrated for use in future experiments. The first part involved determining the value of drops/mL of water and the second part involved finding the correction for a -
UCSD CHEM 100A
Experiment 3: Mixture of Carbonate and Hydroxide Abstract This experiment involved determining the CO32- concentration in a sodium hydroxide solution by also determining the OH- concentration through two sets of titrations utilizing different indicat -
UCSD CHEM 100A
Experiment 4: Electrochemistry and Vitamin C Abstract The experiment used redox titrations and the concept of cell voltages (determining a reaction\'s spontaneity) to find the amount of ascorbic acid in a vitaminc C tablet. The first part involved obs -
UCSD CHEM 100A
Experiment 2: Homogenous Chemical Equilibrium Abstract The equilibrium constant (Kc) of the esterification of ethanol and acetic acid to produce ethyl acetate and water was determined. Five trials were performed, each with a different initial concent -
UCSD CHEM 100A
Experiment 4: Buffers and Indicators Abstract This experiment involved determining the pKHIn of the indicator bromocresol green by measuring its percent transmittance, converted to absorbance, in various solutions of different pH values. The first pa -
UCSD CHEM 100A
Chemistry 100A Exam I Fall Quarter, 2007 University of California, San Diego DIRECTIONS * Please turn off your cell phone! * READ THIS FIRST This test is designed to be taken with the provided Scantron. You must use a #2 lead pencil to take the tes -
UCSD CHEM 100A
Author: Hoon Shin TA: Eileen Chen Section: A05 Class: Chem100A, UCSD(University of California San Diego) Comment [A1]: Basics 8/9 specify date Buret Preparation and Calibration Abstract Comment [A2]: Score 84 Comment [A3]: 8/10 First part of this -
UCSD CHEM 100A
Author: Hoon Shin TA: Eileen Chen Section: A05 Class: Chem100A, UCSD(University of California San Diego) Date: 4/21/08 Homogeneous Chemical Equilibrium Abstract To determine the concentration of NaOH, it was titrated with a primary standard, KHP. Af -
UCSD CHEM 100A
415fd537fc3eaef41f816aaafde7f3e1604554b7.xls 4/28/200812:58 PM A B C D E 1 Equilibrium Constant S08 2 Kc student turn in (ksti) 3 4 b c d e f 5 unitless unitless unitless unitless unitless 6 -7.548 -10.043 -6.244 -12.834 4.223 7 -0.756763 -0.68 2 - -
UCSD CHEM 100A
7f6b5a65b0c37afb5e8046ec0d37405962ce64dd.xls A B C D E F * BURET PREPARATION AND CALIBRATION * 1 2 3 Part I - Volume per drop (Volume is based on 40 drops) 4 Trial Number Vinit Vfinal Vused V/drop 5 (mL) (mL) (mL) (mL/drop) 6 1 2.12 4.21 2.09 0.0523 -
UCSD CHEM 100A
Author: Hoon Shin TA: Eileen Chen Section: A05 Class: Chem100A, UCSD(University of California San Diego) Date: 4/21/08 Homogeneous Chemical Equilibrium Abstract To determine the concentration of NaOH, it was titrated with a primary standard, KHP. Af -
UCSD CHEM 100A
Author: Hoon Shin TA: Eileen Chen Section: A05 Class: Chem100A, UCSD(University of California San Diego) Date: 4/28/08 Mixture of Carbonate/Hydroxide and Citric Acid in Soft Drinks Abstract Main purpose of this experiment is for one to calculate the -
UCSD CHEM 100A
iAuthor: Hoon Shin TA: Eileen Chen Section: A05 Class: Chem100A, UCSD(University of California San Diego) Date: 5/05/08 Electrochemistry Abstract For first part of the lab, one was ask to set up the Daniell cell of the zinc solution and copper solut -
UCSD CHEM 100A
Author: Hoon Shin TA: Eileen Chen Section: A05 Class: Chem100A, UCSD(University of California San Diego) Date: 5/12/08 Buffers and Indicators Abstract The goal of this experiment is to observe the pKHIn of the bromocresol green by obtaining transmit -
UCSD CHEM 100A
Author: Hoon Shin, Austin Kwon, Branden Heilman Group: F TA: Eileen Chen Section: A05 Class: Chem100A, UCSD (University of California San Diego) Date: 5/19/08 Oxidation of Ethanol by Dichromate Abstract The purpose of this lab is for one to calculat -
UCSD CHEM 100A
Author: Hoon Shin, Austin Kwon, Branden Heilman Group: F TA: Eileen Chen Section: A05 Class: Chem100A, UCSD (University of California San Diego) Date: 5/29/08 Ion Selective Electrode Abstract The main goal of this experiment is for one to find the c -
UCSD CHEM 100A
Author: Hoon Shin, Austin Kwon, Branden Heilman Group: F TA: Eileen Chen Section: A05 Class: Chem100A, UCSD (University of California San Diego) Date: 6/08/08 Atomic Spectrometry Abstract The purpose of this lab was to calculate the concentration of -
UCSD CHEM 100A
Chem 100A Fall 2007 Syllabus Page 1 Revised on 10/5/2007 University of California, San Diego Department of Chemistry & Biochemistry Chemistry 100A Fundamental Analytical Chemistry Laboratory Fall Quarter, 2007 Instructor: Dr. D. F. Feng Office: Natu
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