a gaseous mixture consists of N₂, H₂ and NH3
in equilibrium - What is the number
of phases?
a) One
b) Two
c) Three
Answers
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Answer:
Initial mole ratio N2:H2 is 1:3
At equilibrium, 50% of N2, H2 has reacted and equilibrium pressure is P
N
2
+3H
2
→2NH
3
y3y2y
At equilibrium, 50% of each reactant reacted, the number of moles will become half.
The mole of N2=y−
2
y
The moles of H2=3y−
2
3y
THE moles of NH3=
2
2y
Total moles at equilibrium=
2
y
+
2
3y
+
2
2y
=3y
Partial pressure of H2=
Totalmoles
MolesofH2
×Totalpressure=
2
3y
×
3y
1
×P=
2
P
Explanation:
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