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田囚 Add-ons Help Last edit was 3 minutes ago BIUA Trebuchet... 10.5 X|四凹 ,山, … g一 三 三三三. 3. The active ingredient in aspirin is acetylsalicylic acid (ASA;formula C, H, O,) A commercial aspirin tablet was ground to fine powder. Exactly 0.361 g of this powdered tablet was transferred to an Erlenmeyer flask and dissolved in a 50 mL alcohol-water solution. A drop of phenolphthalein indicator was added to the solution. This solution was titrated against the standardized NaOH. Initial burette reading is 28.35 mL. The burette read 42.60 mL when a permanent pale pink color was obtained. (i) Find the molarity of acetyl salicylic acid(asa) in the flask 0.02003 (ii) Find the mass of acetylsalicylic acid in the flask. 0.361 g (iii) Find the percent mass of acetylsalicylic acid in the tablet. 98.9% Table 5: Aspirin Titration Data Initial Burette Reading (NaOH) 28.35 mL Final Burette Reading (NAOH) 42.60 mL Volume of NaOH Required for 14.25 mL Endpoint Molarity of NaOH 0.2832 M Concentration of ASA (Molarity) Volume of Aspirin Solution used 50.00 mL Find the moles and grams of ASA in your Aspirin sample using your knowledge of Stoichiometry And Calculate % Mass of ASA in your sample as shown below: % Mass of ASA = X 100 +) V

田囚 Add-ons Help Last edit was 3 minutes ago BIUA Trebuchet... 10.5 X|四凹 ,山, … g一 三 三三三. 3. The active ingredient in aspirin is acetylsalicylic acid (ASA;formula C, H, O,) A commercial aspirin tablet was ground to fine powder. Exactly 0.361 g of this powdered tablet was transferred to an Erlenmeyer flask and dissolved in a 50 mL alcohol-water solution. A drop of phenolphthalein indicator was added to the solution. This solution was titrated against the standardized NaOH. Initial burette reading is 28.35 mL. The burette read 42.60 mL when a permanent pale pink color was obtained. (i) Find the molarity of acetyl salicylic acid(asa) in the flask 0.02003 (ii) Find the mass of acetylsalicylic acid in the flask. 0.361 g (iii) Find the percent mass of acetylsalicylic acid in the tablet. 98.9% Table 5: Aspirin Titration Data Initial Burette Reading (NaOH) 28.35 mL Final Burette Reading (NAOH) 42.60 mL Volume of NaOH Required for 14.25 mL Endpoint Molarity of NaOH 0.2832 M Concentration of ASA (Molarity) Volume of Aspirin Solution used 50.00 mL Find the moles and grams of ASA in your Aspirin sample using your knowledge of Stoichiometry And Calculate % Mass of ASA in your sample as shown below: % Mass of ASA = X 100 +) V

Introductory Chemistry: An Active Learning Approach
Introductory Chemistry: An Active Learning Approach
6th Edition
ISBN:9781305079250
Author:Mark S. Cracolice, Ed Peters
Publisher:Mark S. Cracolice, Ed Peters
Chapter3: Measurement And Chemical Calculations
Section: Chapter Questions
Problem 128E: In Active Example 3-29 you calculated that you would have to work six weeks to earn enough money to...
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Hey, Can you pls help me answer all parts of this question(i, ii, iii) ASAP!!

which is; 

(i) Find the molarity of acetyl salicylic acid(asa) in the flask.
(ii) Find the mass of acetylsalicylic acid in the flask.
(iii) Find the percent mass of acetylsalicylic acid in the tablet.

田囚 Add-ons Help Last edit was 3 minutes ago BIUA Trebuchet... 10.5 X|四凹 ,山, … g一 三 三三三. 3. The active ingredient in aspirin is acetylsalicylic acid (ASA;formula C, H, O,) A commercial aspirin tablet was ground to fine powder. Exactly 0.361 g of this powdered tablet was transferred to an Erlenmeyer flask and dissolved in a 50 mL alcohol-water solution. A drop of phenolphthalein indicator was added to the solution. This solution was titrated against the standardized NaOH. Initial burette reading is 28.35 mL. The burette read 42.60 mL when a permanent pale pink color was obtained. (i) Find the molarity of acetyl salicylic acid(asa) in the flask 0.02003 (ii) Find the mass of acetylsalicylic acid in the flask. 0.361 g (iii) Find the percent mass of acetylsalicylic acid in the tablet. 98.9% Table 5: Aspirin Titration Data Initial Burette Reading (NaOH) 28.35 mL Final Burette Reading (NAOH) 42.60 mL Volume of NaOH Required for 14.25 mL Endpoint Molarity of NaOH 0.2832 M Concentration of ASA (Molarity) Volume of Aspirin Solution used 50.00 mL Find the moles and grams of ASA in your Aspirin sample using your knowledge of Stoichiometry And Calculate % Mass of ASA in your sample as shown below: % Mass of ASA = X 100 +) V
Transcribed Image Text:田囚 Add-ons Help Last edit was 3 minutes ago BIUA Trebuchet... 10.5 X|四凹 ,山, … g一 三 三三三. 3. The active ingredient in aspirin is acetylsalicylic acid (ASA;formula C, H, O,) A commercial aspirin tablet was ground to fine powder. Exactly 0.361 g of this powdered tablet was transferred to an Erlenmeyer flask and dissolved in a 50 mL alcohol-water solution. A drop of phenolphthalein indicator was added to the solution. This solution was titrated against the standardized NaOH. Initial burette reading is 28.35 mL. The burette read 42.60 mL when a permanent pale pink color was obtained. (i) Find the molarity of acetyl salicylic acid(asa) in the flask 0.02003 (ii) Find the mass of acetylsalicylic acid in the flask. 0.361 g (iii) Find the percent mass of acetylsalicylic acid in the tablet. 98.9% Table 5: Aspirin Titration Data Initial Burette Reading (NaOH) 28.35 mL Final Burette Reading (NAOH) 42.60 mL Volume of NaOH Required for 14.25 mL Endpoint Molarity of NaOH 0.2832 M Concentration of ASA (Molarity) Volume of Aspirin Solution used 50.00 mL Find the moles and grams of ASA in your Aspirin sample using your knowledge of Stoichiometry And Calculate % Mass of ASA in your sample as shown below: % Mass of ASA = X 100 +) V
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