d) NO2 NO 0.13 Initial Mole 0.040 Moles of Equilibrium 1) Calculate the value of X 2) Hence show that K 16 for this reaction at 25°C 3) K = 2.1 at 100°C. Is it exothermic or endothermic? Why?

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Chapter6: Thermochemistry
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part d only
Step 1. 4NH,
+ 50.
3 (g)
2(g)
+ 4NO.
(),
+ 6H, G
Step 2. 2NO
+ 0,
2NO
()
2(9)
2(9)
Step 3. 2NO
2(g)
2 (9)
Step 4. 3N 0
+ 2H,0
+ 4HNO
3(aq)
+ 2NO
2 4(g)
2 (g)
a) Out of the 4 steps, which product can be recycled?
b) Step 1 uses a catalyst. What is one advantage for using a catalyst in step one?
Give a reason
c) State and explain the effect of high pressure of yield of NO,
in step 2.
2(9)
d)
NO,
N,0,
Initial Mole
0.13
Moles of Equilibrium
X
0.040
1) Calculate the value of X
2) Hence show that K = 16 for this reaction at 25°C
%3D
3) K = 2.1 at 100°C. Is it exothermic or endothermic? Why?
Transcribed Image Text:Step 1. 4NH, + 50. 3 (g) 2(g) + 4NO. (), + 6H, G Step 2. 2NO + 0, 2NO () 2(9) 2(9) Step 3. 2NO 2(g) 2 (9) Step 4. 3N 0 + 2H,0 + 4HNO 3(aq) + 2NO 2 4(g) 2 (g) a) Out of the 4 steps, which product can be recycled? b) Step 1 uses a catalyst. What is one advantage for using a catalyst in step one? Give a reason c) State and explain the effect of high pressure of yield of NO, in step 2. 2(9) d) NO, N,0, Initial Mole 0.13 Moles of Equilibrium X 0.040 1) Calculate the value of X 2) Hence show that K = 16 for this reaction at 25°C %3D 3) K = 2.1 at 100°C. Is it exothermic or endothermic? Why?
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