What is (a) the flux of nutrient molecules down a concentration gradient of 0.10 mol dm-3 m- 1, (b) the amount of molecules (in moles) passing through an area of 5.0 mm2 in 1.0 min? Take for the diffusion coefficient the value for sucrose in water (5.22 x 10-10 m2 s-1).

What is (a) the flux of nutrient molecules down a concentration gradient of 0.10 mol dm-3 m– 1, (b) the amount of molecules (in moles) passing through an area of 5.0 mm2 in 1.0 min? Take for the diffusion coefficient the value for sucrose in water (5.22 x 10-10 m2 s-1).

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