The example below demonstrates the use of standard additions in the polarographic determination of cadmium. Calculate the concentration of the original cadmium solution $)$ in $m\frac{g}{L}$ cadmium if each of the additions was $1001$ of $0\mathrm{.}15M$ cadmium. $($RAM $Cd=112\mathrm{.}41)$

Polarographic Method

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