Answer:
4,017.279 grams
Explanation:
Step 1:
Write the formula of calculating no of particles
No of Particles = moles * Avogadro's No ----------(1)
As
moles = grams of molecules / Molecular Mass --------(2)
Step 2:
Put equation(2) moles value in equation (1)
No of Particles = (grams of molecules / Molecular Mass)* Avogadro's No
Molecular Mass of Ammonia = 17.031 g/mol
eq(1) -----> 1.42 x 10^26 = (grams of Ammonia / 17.031) *6.02 x 10^23
solving for gram of ammonia = 4,017.279 grams