AP Chemistry Question of the Day

Test your knowledge with a hand-picked multiple-choice question.

$\small Zn \rightarrow $Zn^{2+}$ + $2e^{-}$$ $\small \small $E^{o}$ = 0.762 V$
$\small Cu \rightarrow $Cu^{2+}$ + $2e^{-}$$ $\small \small $E^{o}$= -0.340 V$
$\small $Zn^{2+}$ + Cu \rightarrow Zn + $Cu^{2+}$$

What is $\small \small E_${cell}^{o}$$ ? Is reaction 3 spontaneous?

Select an answer and click Check.

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