Ammonia (NH3 (g), Hf = - 45.9 kJ/mol) reacts with oxygen to produce nitrogen and water (H2 O (g), Hf = - 241.8 kJ/mol) according to the equation below. What is the enthalpy of the reaction?

1) - 3,572.1 kJ

2) - 1,267.2 kJ

3) 1,267.2 kJ

4) 3,572.1 kJ

Question

Jocelynn

6 February, 23:24

+5

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Matteo Becker · Answer 1

Matteo Becker 7 February, 00:19

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Answer is B, - 1,267.2 kJ

Ammonia (NH3 (g), Hf = - 45.9 kJ/mol) reacts with oxygen to produce nitrogen and water (H2 O (g), Hf = - 241.8 kJ/mol) according to the equation below. What is the enthalpy of the reaction?1) - 3,572.1 kJ2) - 1,267.2 kJ3) 1,267.2 kJ4) 3,572.1 kJ