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1. |
Which among the following is the statement of the ‘Fick’s Law’?# |
A. | The molar flux of species relative to an observer moving with the molar average velocity is proportional to the concentration gradient of the species. |
B. | The mass flux of species relative to an observer moving with the molar average velocity is proportional to the concentration gradient of the species. |
C. | The molar flux of species relative to an observer moving with the mass average velocity is proportional to the concentration gradient of the species. |
D. | The molar flux of species relative to a stationary observer is proportional to the concentration gradient of the species. |
Answer» B. The mass flux of species relative to an observer moving with the molar average velocity is proportional to the concentration gradient of the species. | |