Calculate the mass of solute (in grams) needed to prepare the following solution. 925 mL of 0.25 M Sn3(PO3)4 solution.

Determine the volume of 0.20 M iron (II) nitrate needed to prepare 50.00 mL of a 0.0100 M solution of Fe(NO3)3.

Determine the molarity of 3.56 kg of CuSO4·5H2O in 1.518 L of solution

A solution of NaCl(aq) is added slowly to a solution of lead nitrate, Pb(NO3)₂(aq), until no further precipitation occurs. The precipitate is collected by filtration, dried, and weighed. A total of 10.67 g PbCl₂ (s) is obtained from 200.0 mL of the original solution. Calculate the molarity of the Pb(NO3)₂(aq) solution. concentration: M

Hard water contains magnesium and calcium ions 1Mg2+, Ca2+2, which can precipitate out in hot water pipes and water heaters as carbonates. Write the net ionic equation for this reaction.

What is the concentration of sodium ions in a solution made by diluting 50.0 mL of a 0.874 Msolution of sodium sulfide (Na2S) to a total volume of 250.0 mL.

What mass (g) of NaOH is required to make 262 ml of 0.41 M NaOH(aq) solution?

A solution of MgSO4(120.37 g/mol) is prepared by measuring 4.56 g of MgSO4 and diluting to a final volume of 150.0 mL. What is the molarity of the solution?

A solution has the mass% of 12.0% NaOH(aq).  Calculate the molarity of NaOH(aq). NaOH = 40.00 g/mole , Density of solution = 1.20 g/ mL.

Hydrochloric acid solution is commonly found on laboratory shelves at a concentration of 6.00 M.  How many mL of this concentrated HCl would you dilute in order to prepare 500. mL of 1.24M HCl(aq)