題組內容
2. A 50mL sample of 0.05M NaCN is titrated with 0.1M HCl, calculate the pH of the solution after the addition of. (Ka for HCN= 6.2*
)
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2. A 50mL sample of 0.05M NaCN is titrated with 0.1M HCl, calculate the pH of the solution after the addition of. (Ka for HCN= 6.2*)