The SI Unit for the Diffusion Coefficient Is M²/s,but Older $\times$

question 2

Multiple Choice

The SI unit for the diffusion coefficient is m²/s,but older texts sometimes report diffusion coefficients in units of in²/min.What is the value of a diffusion coefficient of 93.0 in²/min expressed in SI units? (2.54 cm = 1 in exactly)

• A) 3.94 \(\times\) 10^-2 m²/s
• B) 1.42 \(\times\) 10⁶ m²/s
• C) 61.0 m²/s
• D) 2.40 \(\times\) 10³ m²/s
• E) 10.00 \(\times\) 10^-4 m²/s

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