- De Weted Quoi 3 00 In A Similar Experiment To The Experiment Related To The Simultaneous Determination Of Caffeine And A 1 (385.57 KiB) Viewed 71 times
- De Weted Quoi 3 00 In A Similar Experiment To The Experiment Related To The Simultaneous Determination Of Caffeine And A 2 (326.22 KiB) Viewed 71 times
help me please need the final answer
De weted QUOI 3.00 In a similar experiment to the experiment related to the simultaneous determination of Caffeine and Acetylsalicylic Acid by UV-Vis Spectrophotometry, answer the following questions: ( 3 Marks) Part A- To prepare 100 mL of stock solution of 0.05 mM Caffeine made from Caffeine standard solid material (C H1N 02 MM=194.194 g/mol): Answer the following sub- questions: Ceston WZM number of moles of this Caffeine stock solution is: 2- mass of Caffeine in this stock solution is: 13. How do you practically prepare this stock solution? 1- number of moles of Caffeine Choose... solution 2-mass of Calleine in Choose this stock solution is you practically prepare this stock Choose solutione
ber es of Choose... Welgh 0.971 mg af Caffelne standard material and put in 100 ml volumetric flask & complete the volume to the mark with water. 0.5 mol Welgh 0.971 mg of caffeine standard materlal and put In 60 ml volumetric flask & complete the volume to the mark with water. 0.971 mg 97.1 mg 0.005 mol 9.7g Welgh 97.1 mg of caffeine standard material and put in 100 ml volumatrle flask & complete the volume to the mark with water: 0.005 mmol Welgh 9.7 g of Caffeine standard matarlal and put in 100 mL volumetric flask & complete the voluma to the mark with water. Welgh 97.1 mg of Caffeins standard materlal and put In 60 mL volumetrle flask & complete the valuma to the mark with water. Choose.. e ock