2. When titrating 50.0 ml of hydrochloric acid with a NaOH solution, the following data were obtained:
V (NaOH),
ml Electrical conductivity of the solution, χ*103, S/m
T(NaOH)=0.004
0
2
4
6
8
10 -
1.42
0.85
0.70
1.15
1.62

Construct a graph in χ-V(NaOH) coordinates. Determine the equivalence point. Calculate the normal concentration of hydrochloric acid.

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