A buffer was made with 100ml of 0150 m hf and 100ml of
A buffer was made with 100ml of 0.150 M HF and 100ml of 0.0120 M NaF
a) Calculate pH of this buffer (Ka of HF is 3.5 x 10^-4)
b) Calculate the pH of the buffer after the addition of 0.0002 moles of NaOH
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