130 K for HCN is 5 x 100 at 25 C For maintaining a constant pH 9 the volume of 5 M KCN solution required to be added to 10 mL of

Question

130 K for HCN is 5 x 100 at 25 C For maintaining a constant pH 9 the volume of 5 M KCN solution required to be added to 10 mL of 2 M HCN solution is a 4 mL b 2 5 mL c 2 mL d 6 4 mL AUMS

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