1st Question:
What is the concentration of the Na and K if we take 1ml from Na (10ppm) and 1ml from K (10ppm) and dissolved them together with dist. water to be 10 ml mixed soln.?
2nd Question:
What is the concentration of the Na and K if we take 1ml from a mixture contains Na (10ppm) and K(10ppm) and dissolved it with dist. water to be 10 ml mixed soln.?