100+ Reaction spontaneity PowerPoint (PPT) Presentations, Reaction spontaneity PPTs

Reaction spontaneity - PowerPoint PPT Presentation

Reaction Spontaneity

Reaction Spontaneity. How can a fire start on its own? (without a spark). Spontaneous Reaction. Occurs naturally and favors formation of products 4Fe(s) + 3O 2 (g) ? 2Fe 2 O 3 (s) ?H = -1625 kJ CH 4 (g) + 2O 2 (g) ? CO 2 (g) + 2H 2 O(l) ?H = -891 kJ. Nonspontaneous Reaction.

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333 views • 18 slides

1. Count Rumford (1798) work versus heat studies, cannon boring

Bioenergetics. I . Introduction. A. Definition. B. History. 1. Count Rumford (1798) work versus heat studies, cannon boring. 2. Sadi Carnot (1824) work depends on the temperature, cyclic engine. 3. James Joule (1842) established equivalence of work and heat (Joule).

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259 views • 14 slides

Maximum Work

Maximum Work. Often reactions are not carried out in a way that does useful work. As a spontaneous precipitation reaction occurs, the free energy of the system decreases and entropy is produced, but no useful work is obtained.

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345 views • 11 slides

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Reaction spontaneity - PowerPoint PPT Presentation

Reaction Spontaneity

1. Count Rumford (1798) work versus heat studies, cannon boring

Maximum Work