Answer:
Mass = 39.78 g
Explanation:
Given data:
Mass of ammonia = ?
Number of moles of ammonia = 2.34 mol
Solution:
Formula:
Number of moles = mass/ molar mass
Molar mass of ammonia = 17 g/mol
Now we will put the values in formula:
Mass = number of moles × molar mass
Mass = 2.34 mol × 17 g/mol
Mass = 39.78 g