Chemistry

Chemistry

Problem

A student mixes 50.0 mL of 0.100 M HF with 25.0 mL of 0.100 M NaOH. The acid dissociation constant for HF at 25 °C is Ka=6.3×10−4K_a = 6.3\times10^{-4}. What is the pH of the resulting solution? a) 2.902.90 b) 7.007.00 c) 3.203.20 d) 3.503.50

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