السؤال 111

Other conditions remain constant. Which changes make a concentration gradient steeper and generally increase diffusion rate? Select all that apply.

Increase the concentration on the already higher side.الإجابة الصحيحة
Raise the lower concentration until both sides are equal.
Lower the higher concentration toward the lower one.
Decrease the concentration on the already lower side.الإجابة الصحيحة

الشرح

Raising concentration on the high side or lowering it on the low side increases the difference across the same distance, making the gradient steeper. Changes that bring the two concentrations closer together reduce that driving difference instead.

الشرح

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