SAT® Subject Test in Chemistry

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Moderate

Percent Yield Metal Acid Reaction

SATCHM-6NYNK2

$$Zn + H_2SO_4→ ZnSO_4+ H_2$$

A reaction of zinc metal with sulfuric acid produces $1.5 × 10^{-2}$ mol of $ZnSO_4$ from $2.0 × 10^{-2}$ mol of $Zn$.

What was the percent yield of this reaction?

A

$25\%$

B

$75\%$

C

$33\%$

D

$67\%$

E

$100\%$