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Yoyield Theoretical Tamm = 700mmHg 1tort=1 mmHg 1000 meq = 16 Molarity (M)= Liter II=M·RTi...
LABORATORY REPORT FORM 1. Molarity thiosulfate solution 0.01119 M 25°C 40°C 2. Actual solution temperature 25...
LABORATORY REPORT FORM 1. Molarity thiosulfate solution 0.01119 M 25°C 40°C 2. Actual solution temperature 25 40 c 3. Volume of sample withdrawn 20.00 20.00 20.00 20.00 mL 4. Initial buret reading 0.30 0.25 0.05 0.49 mL 5. Final buret reading 22.10 22:40 28.90 26.25mL 6. Volume thiosulfate used 21.80 22.15 28.85 25.76 mL 7. Volume thiosulfate used in liters 0.02 180 0.0.2215 0.02885 0.02574 8. Moles of thiosulfate used 2.44X10-49 48*104 8-234104288xthole 2.439x1074 2.479x104 3.228*10*4 2.882X10-9 9. Moles of...
Data Table 1 Mass of flask and oxalic acid (g) 117.43 Mass of empty flask (g)...
Data Table 1 Mass of flask and oxalic acid (g) 117.43 Mass of empty flask (g) 116.93 Mass of oxalic acid (g) 0.5 Moles of oxalic acid (mol) Final volume of NaOH (mL) 17 Initial volume of NaOH (mL) 5 Volume of NaOH used (mL) 12 Moles of NaOH (mol) Molarity of NaOH (M) Data Table 2 Mass of flask and vinegar (g) 126.61 Mass of empty flask (g) 121.63 Mass of vinegar (g) 4.98 Final volume of NaOH (mL)...
Lab Exercise IB Examples: 1000 is expressed as 1 x 10) (1000 is greater than (1000...
Lab Exercise IB Examples: 1000 is expressed as 1 x 10) (1000 is greater than (1000 is greater than 1, so the exponent is positive) tion of 1. so the exponent is negative) 0.001 is expressed as 1 x 10-3 (0,001 is a fraction of 1 Note: you cannot just count the number of Os, you ne need to count the number of places th decimal moves to make the coefficient be greater Now lets combine all 3 rules: 0.00000000000308...
The information in this question will be used for questions 9 through 16 and mirror steps...
The information in this question will be used for questions 9 through 16 and mirror steps 3 - 10 in the calculation section of the manual. The concentration of Cr3+3+ ions in a 25.00 mL volumetric flask, after reaction a sample of diluted vodka with acidic potassium dichromate, was found to be 0.0192 M. 1.Calculate the moles of Cr3+3+ in the 25 mL volumetric flask. 2.Calculate the moles of ethanol that reacted with the acidic potassium dichromate to produce the...
28. Describe the pH of the following salts? NaF, NH,CI, KI, NH.F A) acidic, basic, neutral,...
28. Describe the pH of the following salts? NaF, NH,CI, KI, NH.F A) acidic, basic, neutral, cannot tell without further information B) neutral, acidic, neutral, cannot tell without further information C) neutral, acidic, neutral, neutral D) basic, acidic, neutral, cannot tell without further information E) basic, acidic, neutral, neutral 29. Which of the following salts is(are) considered basic when dissolved in water? I NaNO IL K PO III NH C A) l only B) II only C) land il D)...
please help me answer question 1 to 3, thank you Chapter 9, Solutions, Review & Extra Credit. 2 Points for each XC c...
please help me answer question 1 to 3,
thank you
Chapter 9, Solutions, Review & Extra Credit. 2 Points for each XC correct answer; 6 points total, max. Partial Credit given. Suggestions...work in teams [it will improve the learning experience] 1. Solutions-A solution forms when a solute (the smaller quantity) dissolves in a solvent (the larger quantity). In a solution, the particles of solute are evenly distributed in the solvent. A solute may be a gas, liquid or solid. A...
(1). Which of the following molecules is most soluble in hexane, C6H14? NH3 CH3NH2 CH3OH CH3CH3...
(1). Which of the following molecules is most soluble in hexane, C6H14? NH3 CH3NH2 CH3OH CH3CH3 H2O (2). Which of the following molecules is most soluble in methanol CH3OH? N(CH3)3 CH3NH2 CH3COCH3 CH3CH2CH2CH2CH2CH3 HOCH2CH2OH (3). Calculate the concentration of CO2 in a soft drink that is bottled with a partial pressure of CO2 of 5 atm over the liquid at 25 °C. The Henry’s Law constant for CO2 in water at this temperature is 3.12 ´ 10–2 mol L–1 atm–1....
ONLY PART B ONLY part B <Ch 4 Part 1 Adaptive Follow-Up Problem 4.76 Enhanced with...
ONLY PART B ONLY part B
<Ch 4 Part 1 Adaptive Follow-Up Problem 4.76 Enhanced with Feedback tem 3 Part A l Review | Constants | Periodic Table Describe how you would (caretully!) prepare 25.00 mL of an aqueous calicheamicin gamma-1 solution that could kill 1.0 x 10% bacteria, starting from a 5.00 x 10 M stock solution of the antibiotic. Complete the explanation Match the words in the left column to the appropriate blanks in the sentences on the...
Help please??! Molarity of KMnO4 is 0.0100 M Determination of oxalate in Kufe.(0,0...0). Name AB A...
Help please??!
Molarity of KMnO4 is 0.0100 M
Determination of oxalate in Kufe.(0,0...0). Name AB A LOCAL Partner's Name MA R ENDALL Total mass of product synthesized in previous experiment (6) 1720 g Molarity of KMnO. (Record from the label on the container) Trial 1 Trial 2 Trial 2 0.105 1. Mass of sample taken for titration (g) 0.11 2. Initial burette reading (ml) 0 Final burette reading (ml) 20 33.4 22.2 4. Volume of KMnO, used (ml) 2.2 5....
1.) Describe the goals of a Gel Filtration Chromotography Experiment??? 2.) Explain each key theoretical principle...
1.) Describe the goals of a Gel Filtration Chromotography
Experiment???
2.) Explain each key theoretical principle of a Gel Filtration
Chromotography, and how they help acheive the goal???.
4.) Explain the key equations used in the Gel Filtration
Chromotography experiment and the terms involved in the
equation????
HI im trying to prepare for a lab/report and i have some
questions i could use help with please :) over all having trouble
seeing how everything ties together etc :) thank you...
LABORATORY REPORT FORM 1. Molarity thiosulfate solution 0.01119 M 25°C 40°C 2. Actual solution temperature 25 40 c 3. Volume of sample withdrawn 20.00 20.00 20.00 20.00 mL 4. Initial buret reading 0.30 0.25 0.05 0.49 mL 5. Final buret reading 22.10 22:40 28.90 26.25mL 6. Volume thiosulfate used 21.80 22.15 28.85 25.76 mL 7. Volume thiosulfate used in liters 0.02 180 0.0.2215 0.02885 0.02574 8. Moles of thiosulfate used 2.44X10-49 48*104 8-234104288xthole 2.439x1074 2.479x104 3.228*10*4 2.882X10-9 9. Moles of...
Lab Exercise IB Examples: 1000 is expressed as 1 x 10) (1000 is greater than (1000 is greater than 1, so the exponent is positive) tion of 1. so the exponent is negative) 0.001 is expressed as 1 x 10-3 (0,001 is a fraction of 1 Note: you cannot just count the number of Os, you ne need to count the number of places th decimal moves to make the coefficient be greater Now lets combine all 3 rules: 0.00000000000308...
28. Describe the pH of the following salts? NaF, NH,CI, KI, NH.F A) acidic, basic, neutral, cannot tell without further information B) neutral, acidic, neutral, cannot tell without further information C) neutral, acidic, neutral, neutral D) basic, acidic, neutral, cannot tell without further information E) basic, acidic, neutral, neutral 29. Which of the following salts is(are) considered basic when dissolved in water? I NaNO IL K PO III NH C A) l only B) II only C) land il D)...
please help me answer question 1 to 3,
thank you
Chapter 9, Solutions, Review & Extra Credit. 2 Points for each XC correct answer; 6 points total, max. Partial Credit given. Suggestions...work in teams [it will improve the learning experience] 1. Solutions-A solution forms when a solute (the smaller quantity) dissolves in a solvent (the larger quantity). In a solution, the particles of solute are evenly distributed in the solvent. A solute may be a gas, liquid or solid. A...
ONLY PART B ONLY part B
<Ch 4 Part 1 Adaptive Follow-Up Problem 4.76 Enhanced with Feedback tem 3 Part A l Review | Constants | Periodic Table Describe how you would (caretully!) prepare 25.00 mL of an aqueous calicheamicin gamma-1 solution that could kill 1.0 x 10% bacteria, starting from a 5.00 x 10 M stock solution of the antibiotic. Complete the explanation Match the words in the left column to the appropriate blanks in the sentences on the...
Help please??!
Molarity of KMnO4 is 0.0100 M
Determination of oxalate in Kufe.(0,0...0). Name AB A LOCAL Partner's Name MA R ENDALL Total mass of product synthesized in previous experiment (6) 1720 g Molarity of KMnO. (Record from the label on the container) Trial 1 Trial 2 Trial 2 0.105 1. Mass of sample taken for titration (g) 0.11 2. Initial burette reading (ml) 0 Final burette reading (ml) 20 33.4 22.2 4. Volume of KMnO, used (ml) 2.2 5....
1.) Describe the goals of a Gel Filtration Chromotography
Experiment???
2.) Explain each key theoretical principle of a Gel Filtration
Chromotography, and how they help acheive the goal???.
4.) Explain the key equations used in the Gel Filtration
Chromotography experiment and the terms involved in the
equation????
HI im trying to prepare for a lab/report and i have some
questions i could use help with please :) over all having trouble
seeing how everything ties together etc :) thank you...
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