A solution of CaCl2 in water forms a mixture that is 28.0% calcium chloride by mass. If the total mass of the mixture is 703.7 g, what masses of CaCl2 and water were used?

How many liters of a 1.85 M KNO3 solution can be prepared from 53.3 g of KNO3? Express your answer with the appropriate units.

Suppose 0.506 g of nickel(II) bromide is dissolved in 200. mL of a 61.0 m M aqueous solution of potassium carbonate. Calculate the final molarity of nickel (II) cation in the solution. You can assume the volume of the solution doesn't change when the nickel(II) bromide is dissolved in it. Be sure your answer has the correct number of significant digits.

A chemist needs 13.81 mL of 1.458 M NaCl. What volume in mL of 3.767 M NaCl must be diluted in water to form this solution?

Calculate the final molarity of bromide anion in the solution. You can assume the volume of the solution doesn't change when the potassium bromide is dissolved in it. Be sure your answer has the correct number of significant digits.

Ordinary household bleach is an aqueous solution of sodium hypochlorite. What is the molarity of a bleach solution that contains 36.3 g of sodium hypochlorite in a total volume of 301 mL?

at a certain temperature,1.85 grams of barium hydroxide will dissolve to form 100.0 ml of a saturated barium hydroxide solution. the molar mass barium hydroxide is 171.34 grams/mole. what is the concentration of the solution in unit molarity? what is the constitution of the hydroxide ion in the same solution?

You have 272.9 mL of a 0.174 M MgSO4 solution. What would the molarity of the resulting solution be if you add 434.7 mL of water to the initial solution? Assume that volumes can be added.

A solution is prepared by dissolving 52.3 g of RbCl in enough water to form 502 mL of solution. Calculate the mass % of RbCl in the solution if the density is 1.12 g/mL.

A 0.3240 g sample of potassium hydrogen phthalate is dissolved in 100.0 mL of water. If 26.79 mL of sodium hydroxide solution are required to reach the equivalence point, what is the molarity of the sodium hydroxide solution? Be sure to report your answer with the correct units and number of significant figures.