Answer Happy

QUESTION 3 A student needs 25.0 mL of 1.88x10-4 M FD&C Yellow Dye No. 6 solution. If the student has 2.00 mM FD&C Yellow Dye No. 6 stock solution to work with, how much of the 2.00 mM solution should be added to the 25.0 mL volumetric flask? Hint, 2.00 mM is 0.00200 M. 2.346 mL 10.66 mL 0.4262 mL 4.262 mL 3.846 mL QUESTION 4 In the lab, you used 2.0 mM FD&C Yellow Dye No. 6 solution. How much solid dye, molar mass 452.36 g/mol, should be dissolved to make 8.70 liters of 5.43 mM FD&C Yellow Dye No. 6 solution? Hint, 2.0 mM is 0.0020 M. 47.24 g 16.05 g 104.4 g 21.37 g 0.04679 g 15 pol 15 po