A solution of ethanol in water is 1.6 molal. How many grams of ethanol are present in 500 g of the solution ?

Explanation

To solve the problem of finding the grams of ethanol present in a 500 g solution with a molality of 1.6 molal, we can follow these steps:

### Step 1: Understand the definition of molality
Molality (m) is defined as the number of moles of solute per kilogram of solvent. The formula for molality is:
\[ m = \frac{n}{A} \]
where:
...