Q.

For the reaction SnO2(s)+2H2(g)⇌2H2O(g)+Sn(l) calculate Kp  at at 900 K where the equilibrium steam-hydrogen mixture was 45% H2 by volume

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a

1.49

b

1.22

c

0.67

d

None of these

answer is A.

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Detailed Solution

For ar ideal gas mole %  = volume %Kp=PH2O2PH22=(0.55)2(0.45)2=1.49
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