a. What is the molarity of an aqueous solution made by dissolving 6.00 g of K2SO4 (174.259 g/mol) to create a 0.500 L solution? b. What is the molar concentration of specific ions in the solution from part a? Assume complete ionization of the salt in solution.

How many grams of Cu(C2H3O2)2 • H2O (FW = 199.65 g/mol) are needed to prepare 350.0 mL of a 0.230 M solution?

Determine the concentration of a solution prepared from 10.5 kg of magnesium sulfate dissolved in 13.7 L of water

Calculate the molar concentration of a solution of Li2SO4 prepared by dissolving 71.8 g of Li2SO4 in enough water to make 632 mL solution. molar mass of lithium sulfate = 110 g/mol

To what volume (in mL) must 27.4 mL of 17.2 M H2SO4 be diluted to produce 1.43 M H2SO4?

An aqueous potassium carbonate solution is made by dissolving 7.02 moles of K2CO3 in sufficient water so that the final volume of the solution is 4.80 L. Calculate the molarity of the K2CO3 solution.

How many milliliters of a 0.2228 M H3PO4 solution are required to neutralize 3.14 g of KOH? Molar Mass:     H3PO4 = 97.99 g/mol            KOH  = 56.11 g/mol H3PO4       +       3    KOH          →           3    H2O         +          K3PO4

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You have been asked to make 250.0 mL of a 0.100 M solution of calcium nitrate. A. Calculate the mass (in g) of solid calcium nitrate needed to make the solution.

5.  You have 97.0 mL of a 0.500 M stock solution of HCl that must be diluted to 0.200 M.  How much water (in mL) should be added?   6.  Express the concentration of a 0.120 M solution of NaF in mass percentage (w/w) and in parts per million (PPM).  Assume the density of the solution is 1.00 g/mL.   7.  Assuming 100% dissociation, calculate the freezing point and boiling point (in °C) of a solution with 98.4 g of AgNO3 in 1.00 kg of water.   8.  Calculate the osmolarity of these solutions.  Assume density of the solution is 1.00 g/mL.               (a)  3.80 M MgCl2 solution                                         Osmolarity =               (b)  4.40% w/w glucose (C6H12O6) solution               Osmolarity =