The activation energy for the uncatalysed decomposition of ammonia to its elements is +335 kJ mol 1
Question:
The activation energy for the uncatalysed decomposition of ammonia to its elements is +335 kJ mol−1.
a. Write the equation for this reaction, including state symbols.
b. The enthalpy of reaction for this decomposition is +92 kJ mol−1. Calculate the activation energy for the uncatalysed formation of ammonia from nitrogen and hydrogen.
c. If tungsten is used as a catalyst, the activation energy changes. Explain how it will change.
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Step by Step Answer:
a The equation for the uncatalysed decomposition of ammonia to its elements is NH3 g N2 g 3H2 g b Th...View the full answer
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Related Book For 
Cambridge International AS And A Level Chemistry Coursebook
ISBN: 9781316637739
2nd Edition
Authors: Lawrie Ryan, Roger Norris
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