A stock solution of Blue #1 has a concentration of 1.744 M. 4 mL of this solution is diluted with 8 mL water. What is the concentration of the resulting solution? Provide your response to 3 significant figures.
A stock solution of Blue #1 has a concentration of 1.744 M. 4 mL of this...
1. A stock solution of blue dye has a concentration of 4.0 x 10 M. If 8.00 mL water is added to 2.00 mL of the blue dye stock solution, what is the concentration of the new solution?
ncetoi paper) 1. BSA stock solution A has a concentration of 3.50 mg/mL. 1.00 mL of stock solution A is diluted to a final volume of 5.00 mL to prepare solution B. 1.00 mL of solution B is diluted to a final volume of 5.00 mL to prepare solution C. 1.00 mL of solution C is diluted to a final volume of 10.00 mL to prepare solution D. Calculate the concentrations of solutions E, C, and D. Show your work....
1) A stock solution has a concentration of 100 µg/mL. If 20 µL of stock is added to a beaker. What is the mass of the dye in µg? 2) If the absorbance of the same dye (after diluted with water to 3 mL) is 0.3 AU, what is A/µg of the dye used?
4.34 mL of a dark blue solution with a dye concentration of 12.31%m/vis diluted to a total volume of 137. ml. What is the new concentration of the solution in units of %m/v? Do not include units in your answer.
What would the concentration of the resulting glucose solution be if 333 ml of a 30 % (m/v) glucose solution were diluted to a final volume of 1 L with distilled water? Express your answer using one significant figure. IV AED ?
If you took 6.67 mL of a 0.47 M solution and diluted it to 16.8 mL, what is the new concentration (in M? In the 'Answer box, express your numerical answer to 2 significant figures. Give the correct units in the 'units' box.
A 48.8-mL sample of a 7.8 M KNO3 solution is diluted to 1.20 L . 1.What volume of the diluted solution contains 10.0 g of KNO3? (Hint: Figure out the concentration of the diluted solution first.)Express your answer using two significant figures. 2. To what volume should you dilute 130 mL of an 8.00 M CuCl2 solution so that 50.0 mL of the diluted solution contains 5.7 g CuCl2? Express your answer using two significant figures.
1. A student makes a solution by mixing 7.0 mL of a 4.5 x 10 M solution of Allura Red and 3.0 ml of water. What is the concentration of Allura Red in the resulting solution? A student is interested in the concentration of blue dve in his favorite beverage. He knows that spectroscopy can be used to determine the concentration of dye molecules in a solution. After making several solutions of known concentration, the student measured the absorbance of...
A 50:8-mL sample of a 5.4 M KNO3 solution is diluted to 1.20 L. Review Part A What volume of the diluted solution contains 12.0 g of KNO,? (Hint: Figure out the concentration of the diluted solution first.) Express your answer using two significant figures. να ΑΣφ L Request Answer Submit <Return to Assignment Provide Feedback
Part A 200. mL of a 12.0% (m/v) NaCl solution is diluted to 600. ml. The new concentration is Express your answer using three significant figures. 10 AED – O o ? % (m/v) Submit Request Answer they Provide Feedback