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Chemistry, 26.08.2019 23:10 robert7248

The molar mass of carbonyl hemoglobin (co-hb) was measured by t. svedberg using equilibrium centrifugation. the temperature was t=293k , the rotation rate was 8708 rpm, the gram specific volume of co-hb was reported as v¯2=0.749mlg−1 and the solution density was rho1=0.9988gml−1. , the following entrifugation data were reported: r=4.36cm , c2(r)=0.639 (arbitrary units), r0=4.31cm , and c2(r0)=0.564 (arbitrary units).b)svedberg also studied co-hb using velocity sedimentation. after spinning the sample at 39,300 rpm for 30 minutes, the sample concentration front advanced from r(t0)=4.525cm to r(t)=4.599cm . calculate the sedimentation coefficient s. give your answer in svedbergs (s).c)calculate the coefficient of friction for co-hb. assume the same solution density as in part a. d)assume co-hb is an unhydrated sphere. calculate its frictional coefficient f0 . assume the solution viscosity is η=0.891×10−3kgm−1s−1e)calculate the number of water molecules that hydrate a co-hb molecules

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