Question:
One molecule of the protein myoglobin contains one atom of iron. A myoglobin sample was found to contain 0.34% iron. The molecular weight of myoglobin is _________ $π πππ^{β1}$ (rounded off to the nearest integer).
(Use $55.9 π πππ^{β1}$ as atomic mass of iron)
One molecule of the protein myoglobin contains one atom of iron. A myoglobin sample was found to contain 0.34% iron. The molecular weight of myoglobin is _________ $π πππ^{β1}$ (rounded off to the nearest integer).
(Use $55.9 π πππ^{β1}$ as atomic mass of iron)
(Use $55.9 π πππ^{β1}$ as atomic mass of iron)
Updated On: Jan 29, 2025
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Correct Answer: 16445
Solution and Explanation
The molecular weight of myoglobin can be calculated as:
\( \text{Molecular weight} = \frac{\text{Mass of Fe} \times 100}{\% \text{ of Fe}} = \frac{55.9 \times 100}{0.34} = 16441.18 \text{ g/mol}. \)
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