Question

what will be PPM concentration of 10^–3 Molar

NaCl solution having density 1 gm/mL..
(A) 5.85 PPM (B) 10–3 PPM

(C) 58.5 PPM (D) 585 PPM​

Answer 1

Answer:

Concentration of stock solution: 1000 ppm (Concentration A) New standard: 10 ppm (Concentration B) Volumetric flask: 100 mL (Volume B) So, for this example, to make a 10 ppm standard, add 1 mL of the 1000 ppm standard to a 100 mL volumetric flask.

Explanation:

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