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Urea diffused in all regions of the filter during countercurrent flow. using what you know about the sizes of urea and potassiu, which graph shows what would happen to potassium during countercurrent flow? diffuse in all regions of the filter or diffuse until equilibrium is reached in regions iii, iv, v.
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Urea diffused in all regions of the filter during countercurrent flow. using what you know about the...
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