The activation energy for the uncatalysed decomposition of ammonia to its elements is +335 kJ mol 1

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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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Cambridge International AS And A Level Chemistry Coursebook

ISBN: 9781316637739

2nd Edition

Authors: Lawrie Ryan, Roger Norris

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Question Posted: Sep 20, 2021 01:36 AM

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The activation energy for the uncatalysed decomposition of ammonia to its elements is +335 kJ mol 1

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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

Cambridge International AS And A Level Chemistry Coursebook

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