Termodinamica Quiz
Quiz
•
Chemistry
•
7th Grade
•
Medium
Valentina Alberini
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cosa rappresenta l'entalpia in un sistema chimico?
Energia termica del sistema
Energia libera di Gibbs
Energia interna
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Quale delle seguenti grandezze non è una funzione di stato?
Entropia
Energia libera di Gibbs
Calore
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Il secondo principio della termodinamica afferma che:
L'energia totale di un sistema è costante
L'entropia di un sistema isolato aumenta nel corso di un processo irreversibile
L'entalpia di un sistema è massima a pressione costante
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quale equazione rappresenta il primo principio della termodinamica?
ΔH = ΔU + PΔV
ΔS = q/T
ΔG = ΔH - TΔS
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
L'energia interna di un sistema è definita come:
Energia disponibile per compiere lavoro
Energia totale del sistema
Energia libera di Gibbs
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quale grandezza termodinamica rappresenta la quantità di disordine in un sistema?
Entalpia
Energia interna
Entropia
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Il termine "energia libera di Gibbs" è associato principalmente a quale tipo di processo?
Processi a temperatura costante
Processi isocorici
Processi spontanei a pressione e temperatura costanti
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