Question
Asked Nov 30, 2019
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The equilibrium constant for the reaction N2 (g) 3H2 2NH3(g) is 2.13 x 106 at 288
K and 1.75 x 105 at 308 K. Calculate the standard reaction enthalpy, assuming it to be
constant over this temperature range
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The equilibrium constant for the reaction N2 (g) 3H2 2NH3(g) is 2.13 x 106 at 288 K and 1.75 x 105 at 308 K. Calculate the standard reaction enthalpy, assuming it to be constant over this temperature range

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Expert Answer

Step 1

Given:

Temperature T1 = 288 K.

Temperature T2 = 308 K.

Equilibrium Constant at T1 (K1) = 2.13×106.

Equilibrium Constant at T2 (K2) = 1.75×105.

Step 2

Van`t hoff equation ...

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ΔΗ( R \T2 (Κ., In Κ. Τ1

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