Question

A student investigated the diffusion of substances through visking tubing, an artificial membrane which has some of the properties of cell membranes. The student made a bag of visking tubing.. After 30 minutes at room temperature., the content of visking bag we're stained blue-black., but the water outside remained a yellow color. Explain these results

Answer 1

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I am not speak english i speak spanish and i am from Peru Perú