Instructor Name: Student Name: DATA (EXP #2 ): Sink wek In keng Origin of your water sample: Part 1: Total Dissolv...
i need part 2 and part 3 to be solved thanks please please urgent Instructor Name: Student Name: DATA (EXP #13): Part 1: The Action of Atmospheric Pressure Observations upon immersing the can in ice-water bath: Part 2: Determination of the Molar Mass of Gases Barometric pressure (mmHg): 734.2 mm Room temperature (0 23, 6"c CO2 Natural Gas Mass of flask/stopper filled with air (g) 126 069 125.959 la 0146-16 146.9 Volume of water used to fill flask (mL) 267-nL...
Student Name: Instructor Name: DATA (EXP #4) Part 1: Effect of Concentration Time (sec) mL NaHSO3/starch mL water mL KIO3 ai.lolo 50 mL 0 mL 50 mL 7.05 45.80 50 mL 15 mL 35 mL 50 mL 25 mL 25 mL Min 475e (07Seconds 50 mL 35 mL 15 mL Part 2: The Effect of Temperature Time (sec) Temperature Temperature KIO3 Instructor Name: Student Name: DATA ANALYSIS: Part 1: Effect of Concentration: 1. For each trial calculate: The concentration of...
RAW DATA AND OBSERVATIONS PART 1 DETERMINATION OF TOTAL HARDNESS Concentration of standardized EDTA(ag) O.06162 Table 1-Titrations of 25.00 mL aliquots of mineral water with -0.01 mol L EDTA(aq at pH 10 using Calmagite® as indicator (2,5 marks) Sample 2 l 3 4 Fmol bue He i3 96 b.05 21-70 Volume CmL) Inital bunette 3 46 5.60 i7-30 volume Cm) 10 46 Volume of EDTA oddud Cmb iO.40 CALCULATIONS Use the average volume of EDTA(aq) added to your three titrations...
# 2 only not 4 of water In another experiment, a student dissolved 78.35 g FeCl3-6 H2O in 75.80 g water and reported the density of the solution to be 1.098 g/mL. SHOW WORK to calculate for this solution the per cent salt. (Note this solute is part salt and part water of hydration.) molarity molality Experiment 2: Solubility Report Sheet Name and formula of salt used: _K6102 Mass of salt used:_3.53 Volume of solution at 40.0°C:_45.0 Mass of salt...
calculate tbe hardness of the water given expeirmental data 25 mL of water was used Part 2: The Hardness of Water Samples Experimental Data Concentration of EDTA O.OLOS N #2-Tap #5- Mineral Sample number #1- Tap # 4-Mineral #3-Mineral 2245 23.10 35.32 33 2 2 34, ss Initial burette reading 19.us 00 43.10 Final burette reading 23.10 22ur Reaction M2 (aq) +EDTA (aq) [M(EDTA) ] (aq) where M2 Ca2 and Mg Calculated Values #1- Tap #5-Mineral #2-Tap #4-Mineral #3-Mineral Volume...
Student Name Course/Section Date Instructor PRE-LAB ASSIGNMENT 1. A sample of an unknown liquid is vaporized in a 255-mL flask in a hot water bath at 100.0 C. The atmospheric pressure is 748 torr and the vapor is found to have a mass of 0.714 grams. What is the molecular mass of the vapor? 2 A gas is found to be 85.7 % carbon and 14.3 % hydrogen by mass. Its molecular mass was found to be 98.1 g/mol using...
Name Section Experiment 28 Advance Study Assignment: Determination of the Hardness of Water 1. A 0.3946 g sample of Caco, is dissolved in 12 M HCl and the resulting solution is diluted to 250.0 mL in a volumetric flask. a. How many moles of Caco, are used (formula mass = 100.1)? moles b. What is the molarity of the Ca2+ in the 250 mL of solution? c. How many moles of Caare in a 25.00-mL aliquot of the solution in...
ratra 1z 1 t B: Detes Name Date inoe Acid-Base Titration Data and Calculations Part A: Standardization of NaOH solution, Data: Trial 1 Trial 3 Trial 2 Initial level, HCI buret 26-60 mL Final level, HCI buret 33.85 mL 43.15 2u.95 mL mL Initial level, NaOH buret 00mL Final level, NaoH buret 23.45 mL 44.35 mL 24.25 mL Calculations: Trial 1 Trial 2 Trial 3 Total volume HCI solution 24.45 mL 33-86 mL 43.95 mL 0.1030 Molarity of standardized HCI...
1. The Molar Solubility of Ca(10), in Pure Water Temperature of the saturated solution of calcium iodate: Volume (or mass) of saturated calcium iodate solution titrated: 25 °C 10 ml (or g) Dat Trial 1 Trial 2 Trial 3 Volume of Na S o titrant Final buret reading Initial buret reading ml mL mL mL Net volume of Na So 26.621 mL 30.019 mL Calculated concentration of 10 Standardized 0.05 M sodium thiosulfate (Na,8,0,) solution (10,51(E) - TIL 10 mols.0.2...
help;( Data Sheet Titration and Buffers Name Date Part One: Buffer Solution (record the results from the video) Lab Section Number of Drops of HCl added to "water": Color changed from to Number of Drops of HCl added to "buffer": Color changed from to to Number of Drops of NaOH added to "water": Number of Drops of NaOH added to "buffer": _Color changed from Color changed from to Part Two: Titration Results for Acid-Base Neutralization (record the results from the...