What is the molality of a solution containing 200 mg of urea (molar mass = 60 g `mol^(-1)`) in 40g of water ?

Explanation

To find the molality of a solution containing 200 mg of urea in 40 g of water, we will follow these steps:

### Step 1: Convert the mass of urea from milligrams to grams.
Given:
- Mass of urea = 200 mg

To convert milligrams to grams:
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