How many milligram of iron \( \left(\mathrm{Fe}^{2+}\right) \) are equal to \( 1 \mathrm{~mL} \)...
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How many milligram of iron \( \left(\mathrm{Fe}^{2+}\right) \) are equal to \( 1 \mathrm{~mL} \) of \( 0.1055 \mathrm{NK}_{2} \mathrm{C}_{2} \mathrm{O}_{\text {q equivalent? }} \)
(A) \( 5.9 \mathrm{mg} \)
(B) \( 0.59 \mathrm{mg} \)
(C) \( 59 \mathrm{mg} \)
(D) \( 5.9 \times 10^{-3} \mathrm{mg} \)
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