Which of the Following Can Be Determined Using Only the Coefficients

Multiple Choice

Which of the following can be determined using only the coefficients of the balanced chemical equation for the reaction N₂(g) + 3H₂(g) → 2NH₃(g) ?

A) the number of molecules of NH₃ obtained if 4.2 mol of N₂ react completely to form NH₃
B) the number of moles of NH₃ obtained if 4.2 mol of N₂ react completely to form NH₃
C) the number of molecules of NH₃ obtained if 4.2 mol of N₂ react completely to form NH_3, and the number of moles of NH₃ obtained if 4.2 mol of N₂ react completely to form NH_3.
D) None of these are true.