If 2.61 g of CuNO, is dissolved in water to make a 0.350M solution, what is the volume of the solution? volume: mL about us help privacy policy terms of use careers contact us H N

A throat spray is 1.40% by mass phenol, C6H5OH, in water. If the solution has a density of 0.9956 g/mL, calculate the molarity of the solution.

How do we define the mass percent composition of a solution? Give an example of a solution, and explain the relative amounts of solute and solvent present in the solution in terms of the mass percent composition.

What volume of a 0.33MC12H22O11 solution can be diluted to prepare 25 mL of a solution with a concentration of 0.025 M?

Consider this question: What mass of a concentrated solution of nitric acid (68.0% HNO3 by mass) is needed to prepare 400.0 g of a 10.0% solution of HNO3 by mass? (a) Outline the steps necessary to answer the question. (b) Answer the question.

Find the molarity of a 40.0% by mass aqueous solution of sulfuric acid, H2SO4, for which the density is 1.3057 g/mL.

One mole of CaCl2 is represented as where represents Ca and represents Cl. Complete the picture showing only the calcium and chloride ions. The water molecules need not be shown. What is the molarity of Ca2+? of Cl-?

A solution is prepared by diluting 0.7850 L of 1.262 M potassium sulfide solution with water to a final volume of 2.000 L. (a) How many grams of potassium sulfide were dissolved to give the original solution? (b) What are the molarities of the potassium sulfide, potassium ions, and sulfide ions in the diluted solution?

If you dilute 20.0 mL of a 3.5M solution to make100.0 mL of solution, what is the molarity of the dilutesolution?

When a solution is diluted by adding additional solvent, the concentration of solute changes hut the amount of solute present does not change. Explain. Suppose 250. mL of water is added to 125 mL of 0.55 1 M NaCl solution. Explain how you would calculate the concentration of the solution after dilution.