201810212 Che 3 4 5 6 7 8 9 10 11 12 In a similar experiment to the experiment related to the simultaneous determination

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201810212 Che 3 4 5 6 7 8 9 10 11 12 In A Similar Experiment To The Experiment Related To The Simultaneous Determination 1 (67.72 KiB) Viewed 62 times

201810212 Che 3 4 5 6 7 8 9 10 11 12 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 B- To prepare 25 mL of diluted solution of 0.01 mM Caffeine made from the stock solution of 0.05 mM Caffeine Answer the following sub-questions 1- number of moles of Caffeine in the diluted solution is 2- required volume of the 0.05 mM solution is: 3- How do you practically prepare this diluted solution? 13 Finish attempt 1- number of moles of Caffeine in the Choose diluted Choose solution is: Take 5 mL of 0.05 mM Caffeine solution and put in 50 mL volumetric flask & complete the volume to the mark with water. 125 ml 2- Take 5 mL of 0.05 mM Caffeine solution and put in 25 ml. volumetric flask & complete the volume to the mark with water. required Take 125 mL of 0.05 mM Caffeine solution and put in 25 mL volumetric flask & complete the volume to the mark with water. volume of 0.00025 mmol the 0.05 Take 25 mL of 0.05 mm Caffeine solution and put in 25 mL volumetric flask & complete the volume to the mark with water τηM 5 mL solution is Take 25 mL of 0.05 mM Caffeine solution and put in 50 ml. volumetric flask & complete the volume to the mark with water. 25 ml 3. How do 0.00125 mmol you 125 mmol practically prepare Choose. this diluted solution?