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A 261 mL solution containing 21 g of a protein in toluene had an osmotic pressure of 0.052 atm at 27 oC. What is the

A 261 mL solution containing 21 g of a protein in toluene had an osmotic pressure of 0.052 atm at 27 oC. What is the molar mass (in g/mol) of the protein? Only enter a numerical value rounded to the nearest whole number in the answer box below. Do NOT type in the unit (g/mol).

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