2. Calculate each of the following quantities.
a. molarity of a solution prepared by diluting 32.14ml of 0.238M potassium chloride to 150.00ml
b. molarity of a solution prepared by diluting 27.83ml of 0.0682M ammonium sulfate to 500.00ml
c. molarity of sodium ion in a solution made by mixing 3.79ml of0.284M sodium chloride with 500.00ml of 6.51 x 10-3M sodium sulfate(assume volumes are additive)
(Write answers in standard form)