JEE Main Chemistry question
A certain buffer solution contains equal concentration of X⁻ and HX. The Ka for HX is 10⁻¹¹. The pH of the buffer is:
Answer: (C)
Solution
pH=pKa+log(1)=pKa=11.
A certain buffer solution contains equal concentration of X⁻ and HX. The Ka for HX is 10⁻¹¹. The pH of the buffer is:
pH=pKa+log(1)=pKa=11.