Suppose, in an experiment to determine the amount of sodium hypochlorite in bleach, you titrated a 27.59mL sample of 0.0100M KIO3 with a solution of Na2S2O3 of unknown concentration. The endpoint was observed to occur at 17.46 mL. How many moles of KIO3 were titrated?

About 3% of the water on earth is freshest. only about 40% of that freshwater is available for human use. why is so much freshwater unavailable for human use?

How does carbon monoxide pose the greatest threat to humans? a. it can be produced by wood fires. b. it can be produced by home furnaces. c. it is produced by acid rain. d. it is produced by modern automobiles.

Some molecular compounds, such as hcl, ionize completely in solution. for molecular compounds such as h2co3, most molecules do not ionize in solution. which describes the properties of these two solutes? a. hcl and h2co3 have the same effect on the properties of the solution. b. hcl raises the freezing point of water more than h2co3 does. c. hcl raises the boiling point of water more than h2co3 does.