A mixture of nitrogen and hydrogen was allowed to come to equilibrium at a given temperature. 3H2 + N2
2NH3
An analysis of the mixture at equilibrium revealed 2.1 mol N2,2.8 mol H2,and 1.8 mol NH3.How many moles of H2 were present at the beginning of the reaction?
A) 2.8
B) 4.2
C) 4.6
D) 5.5
E) 4.0
Correct Answer:
Verified
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