150. When titrating 50.00 ml of acetic acid solution with 0.5000 N sodium hydroxide solution, the following results were obtained:
Volume of 0.5000 N NaOH solution, ml
8 9 10 11 13 15 17
Resistance R, Ohm 75.0 67.8 62.3 57.0 52.9 52.3
52.1

Electrical conductivity W, Ohm-1

Calculate the electrical conductivity of the CH3COOH solution, build a calibration graph and calculate the normality of the acetic acid solution

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