How can I convert percent concentration to ppm?
You multiply the % concentration by 10⁴.
% by mass =
You want to know how many grams of solute are in 10⁶ g of solution.
10⁶ g soln ×
1 % = 10⁴ ppm
Convert a concentration of 0.241 % to parts per million.
0.241 % ×