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You calculate via spectrophotometry that the concentration of a solution of a protein with a molecular...

You calculate via spectrophotometry that the concentration of a solution of a protein with a molecular weight of 22,680 g/mol is 75 µM. What is the concentration in mg/ml?

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Answer #1

75 micro molar solution means that 75 micromoles of protein are present in 1 L solution.

We can also say that 22680×75×10^-6 g protien is present in 1L solution.

1.7 g protien present in 1L solution.

1700 mg protien present in 1000 ml solution.

So concentration in mg/ml=1.7

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