Answer to Question #123384 in General Chemistry for Marie Ortiz

Question

Study the chemical reaction.
N2(g) + 3H2(g) →2NH3(g)

At the end of the chemical reaction, 5 moles of NH3 are produced.

How many moles of N2 and H2 entered the reaction?

Answer 1

For 2 moles of NH3, 1 mole of N2 and 3 moles of H2 required

For 5 moles of NH3,

N2 = 5/ 2

= 2.5 moles

H2 = (3/ 2) ×5

= 7.5 moles

Entered