For a 0.15 M solution of #K_2SO_4#, what is the concentration of potassium? Chemistry Solutions Measuring Concentration 1 Answer José F. Feb 16, 2016 0.30 M Explanation: For each mol of #K_2SO_4# you have 2 mols of potassium, so the concentration of potassium will be also the double. Answer link Related questions How do you measure concentration from absorbance? How do you measure concentration of a solution? How do you measure concentration of CO2? What concentration measure changes with temperature? How can I measure the concentration of salt in water? How is the concentration of a solution measured? How does the concentration of electrolyte affect an electrochemical cell? How does normality differ from molarity? What is the molality of a solution of 10 g NaOH in 500 g water? What are the mole fractions of the components of the solution formed when 92 g glycerol is mixed... See all questions in Measuring Concentration Impact of this question 4899 views around the world You can reuse this answer Creative Commons License