Balanced a Chemical equation \( a \mathrm{Cu}+b \mathrm{HNO}_{3} \rightarrow c \mathrm{Cu}\left(...

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Balanced a Chemical equation
\( a \mathrm{Cu}+b \mathrm{HNO}_{3} \rightarrow c \mathrm{Cu}\left(\mathrm{NO}_{3}\right)_{2}+d \mathrm{NO}_{2}+e \mathrm{H}_{2} \mathrm{O} \)
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