- If I leave 750 mL of 0.75 M sodium chloride solution uncovered on a windowsill and 150 mL of the solvent evaporates, what
will the new concentration of the sodium chloride solution be?

- To what volume would I need to add water to the evaporated
solution in problem 3 to get a solution with a concentration of
0.50 M?

Which of the following statements about acidic water is true? a. acid has no effect on the h,o molecules. b. the solution contains a larger number of oh ions than h,o ions. c. the solution contains a larger number of h,o ions than qh ions. d. the solution contains an equal number of h,o ions and oh ions. none of the above e.

Which compound contain an iron with a 3+ charge

How many grams of oxygen gas are contained in a 15 l sample at 1.02 atm and 28°c? show your work.