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50) Calculate the concentration of sodium (Na), in parts per million of solution prepared by dissolving 6 moles of Na2SO4 in 250mL of solution.

50) Calculate the concentration of sodium (Na), in parts per million of solution prepared by dissolving 6 moles of Na2SO4 in 250mL of solution. (Atomic masses are; Na = 23 amu, S=32amu, 0=16amu)

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