Calculate the ${H^ + }$ ion concentration in a $1.00\,(M)$ $\,HCN\,$ litre solution $({K_a} = 4 \times {10^{ - 10}})$
Calculate the ${H^ + }$ ion concentration in a $1.00\,(M)$ $\,HCN\,$ litre solution $({K_a} = 4 \times {10^{ - 10}})$
- A
$4 \times {10^{ - 14}}\,mole/litre$
- B
$2 \times {10^{ - 5}}\,mole/litre$
- C
$2.5 \times {10^{ - 5}}\,mole/litre$
- D
None of these
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