Question

The molar mass of ammonia (NH3) is 17.03 g/mol. Which expression correctly shows how to determine the number of moles of ammonia equivalent to 5 g?(1 point)
Responses

5 g×1 mol17.03 g
5 g×1 mol17.03 g

5 g×1 g17.03 mol
5 g×1 g17.03 mol

5 g×17.03 g1 mol
5 g×17.03 g1 mol

5 g×17.03 mol1 g

Answer 1

The correct expression to determine the number of moles of ammonia equivalent to 5 g is:

\[
5 \, \text{g} \times \frac{1 \, \text{mol}}{17.03 \, \text{g}}
\]

So, the answer is:

**5 g × 1 mol / 17.03 g**