1.

Myoglobin stores oxygen for metabolic process in muscle. Chemical analysis shows that it contains 0.32%Fe by mass. If there is one Fe atom per molecule of myoglobin, what is the molar mass of myoglobin? (at. mass of Fe = 56 u)

Answer»

`1.75 XX 10^4 g/mol`
`3.5 xx 10^5 g/mol`
`1 xx 10^4 g/mol`
`2.5 xx 10^5 g/mol`

ANSWER :A


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