The Diffusion Constant for Water in Air Is 2 $\times$ 10^-5 M²/s

question 59

Multiple Choice

The diffusion constant for water in air is 2.4 $\times$ 10^-5 m²/s.What is the distance a water molecule can travel by diffusion in 10min?

• A) 17 cm
• B) 20 cm
• C) 25 cm
• D) 31 cm
• E) 36 cm

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Definitions:

Discount Rate

The percent used for calculating a trade or cash discount. The interest percent charged by the buyer of a discounted note.

Actual Interest Rate

A rephrased term for the effective interest rate that takes into account the compounding period, fees, or other loan terms, providing a true cost of borrowing.

Actual Interest Rate

The actual rate of interest earned or paid on an investment, loan, or other financial product over a period, typically accounting for compounding.

Discount Method

A valuation technique where a future cash flow or series of cash flows is discounted back to the present to determine its worth.