Termodinamica Flashcards

1
Q

Care sunt cele 2 teorii pentru descrierea proprietatilor termice?

A

Termodinamica si teoria cinetico-moleculara

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2
Q

Pe ce se bazeaza teoria termodinamica?

A

pe metoda termodinamica

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3
Q

Pe ce se bazeaza teoria cinetico-moleculara?

A

pe metoda statistica

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4
Q

Sistem termodinamic inchis(izolat) = ?

A

nu schimba nici caldura nici lucru mecanic cu exteriorul

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5
Q

Sistem termodinamic adiabat = ?

A

Nu schimba Q, dar schimba L cu exteriorul

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6
Q

Sistem termodinamic rigid = ?

A

Schimba Q, dar nu schimba L

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7
Q

Sistem termodinamic deschis = ?

A

Schimba si Q si L

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8
Q

Gaz ideal =

A
  • Sistemul este format dintr-un nr foarte mare de particule(molecule etc)
  • Ciorcinirile cu peretii, intre particule, sunt considerate perfect elastice
  • Particulele sunt considerate mici in comparatie cu distanta dintre ele
  • Particulele pot avea numai miscare de translatie
    etc
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9
Q

Numarul lui Avogadro = ?

A

6.023 * 20^23

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10
Q

T0(Kelvin) = ?

A

273.15

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11
Q

P0 =

A

1.1013 * 10^5 N/m^2

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12
Q

niu(_u) ((masa unui mol)) = ?

A

ma(masa unui atom constituent) * Na

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