Question

A 20.0 ml sample of an unknown HCl solution requires titration with 15.0ml of 0.1MNaOH solution to reach equivalent point. What is the concentration of the HCl solution? HCl + NaOH ¨ H2O + NaCl

A. 0.000075
B. 75
C. none of these
D. 0.075

Mar 5, 2011

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