Calculate the molarity of each of the following solutions:82 mol of H 2 SO 4 in 3.75 L of solution b.611 mol of Li 2 CO 3 in 316mL of solution 2.

1.        Calculate the molarity of each of the following solutions:

                a.  8.82 mol of H2SO4 in 3.75 L of solution

                b.  0.611 mol of Li2CO3 in 316mL of solution

2.        What volume in liters of (a) 2.50 M NaOH contains 1.05 mol of NaOH and (b) 4.25 M H2C2O4 contains 2.25g of H2C2O4

3.        What is the volume percent concentration of:

                a.  58.0 mL of water in 625 mL of acetic acid-water solution?

                b.  79.1 mL of methanol in 755 mL of methanol-water solution?

4.        Describe how you would prepare 2.44 kg of an aqueous solution that is 16.3% KOH by mass.

5.        Describe how you would prepare 500.0 mL of aqueous solution that is 30.0% isopropyl alcohol by volume.

6.        What is the mass percent of:

                a.  NaOH in a solution of NaOH in 100.0g water?

                b.  ethanol in a solution of 5.00 mL ethanol (density = 0.789 g/mL) in 50.0g

           water?

7.        There are spiders that are able to live on the surface of the water. Explain the chemistry that is involved in allowing the spiders to live on the surface of the water without drowning.

8.        A bottle of hydrogen peroxide that is purchased at the store reads, "3% hydrogen peroxide." What does this mean and  what is the remaining 97%?