Answer:
The Prandtl number for this example is 14,553.
Explanation:
The Prandlt number is defined as:

To compute the Prandlt number for this case, is best if we use the same units in every term of the formula.

Now that we have coherent units, we can calculate Pr

We assume that the method that made use of urea was able to recover all of the recoverable substance. The method in question is the method that makes use of water.
The total amount of substance is 43 mg/dl. The recovered amount is 25 mg/dl. The percent recovery is
(25 mg/dl / 43 mg/dl) * 100 = 58.14%
Climbing up something and moving higher.
<span>I got 7.5g aswell, and it was right aswell.</span>