Multiple Choice
If Ca > Cb and a > b, where a and b are x-coordinates, then
A) The gradient of C is negative and diffusive flux is positive, going from a to b
B) The gradient of C is positive and diffusive flux is negative, going from a to b
C) The gradient of C is negative and diffusive flux is negative, going from b to a
D) The gradient of C is positive and diffusive flux is negative, going from a to b.
E) The gradient of C is negative and diffusive flux is positive, going from b to a.
Correct Answer:

Verified
Correct Answer:
Verified
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