termodynamiske parametere Flashcards

1
Q

dH < 0 (negativ)

A

eksoterm, reaksjonen frigjør varme

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2
Q

dH > 0 (positiv)

A

endoterm, reaksjonen absorberer varme fra omgivelsene

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3
Q

dS < 0 (negativ)

A

reduksjon i uorden (eks. når et stoff går fra fast til flytende tilstand, øker entropien)

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4
Q

dS > 0 (positiv)

A

økning i uorden (eks. når et stoff går fra gass til væske eller væske til fast, reduseres entropien)

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5
Q

dG < 0 (negativ)

A

spontan reaksjon

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6
Q

dG > 0 (positiv)

A

ikke-spontan reaksjon

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7
Q

dH

A

entalpi

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8
Q

dS

A

entropi

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9
Q

dG

A

Gibbs fri energi

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