For a component A of a mixture, concentration as a function of x is gi – McqOptions

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1.	For a component A of a mixture, concentration as a function of x is given: C_A=5e^-10x (x is in cm and C_A in mol/liter)
A.	nCalculate the value of diffusion velocity (m/s)of the component A at the point x=0, if diffusivity of A in the mixture is 2.567*10<sup>-5</sup>m<sup>2</sup>/s.
B.	0.2567
C.	2.567
D.	0.0025
E.	3.541
Answer» B. 0.2567

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