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Concentration of Cu on Al sheet at time t=0 and x=0 is 0.01 moles/cm 3 . Calculate the concentration of Cu at x= 1 mm

Concentration of Cu on Al sheet at time t=0 and x=0 is 0.01 moles/cm³. Calculate the concentration of Cu at x= 1 mm after 10 seconds and 1 hour. Diffusion of coefficient of Cu in Al 2x10^-5 m²s^-1

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