Gases Flashcards

1
Q

eq de clapeyron

A

P v = n R T

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2
Q

transformações gasosas formulas

A

P1 v1/ P2V2 = N1 R T1/ N2 R T2

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3
Q

isobarica

A

pressão cte

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4
Q

isovolumetrica

A

volume cte

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5
Q

isometrica

A

volume cte

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6
Q

isocórica

A

volume cte

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7
Q

isotermica

A

temperatuta cte

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8
Q

formula do trabalho que relaciona pressão e volume

A

W = p × 🔼 Volume

usar apenas p pressão cte

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9
Q

1⁰ lei da termodinamica

A

Q = 🔼U + W

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10
Q

Q +

A

gas absorve calor

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11
Q

Q -

A

gas libera calor

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12
Q

Q = 0

A

transformação adiabatica

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13
Q

🔼U +

A

gas aquece

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14
Q

🔼U -

A

gas resfria

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15
Q

W +

A

gas realiza trabalho ( expansão, aumenta volume)

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16
Q

W -

A

gas recebe trabalho ( compressão, volume diminui)

17
Q

W = 0

A

transformação isovolumetrica

18
Q

2⁰ lei da termodinâmica

A

Não existe motor que transforme todo calor em trabalho, sempre há perda

19
Q

rendimento fórmula

A

R = energia útil/ enrgia consumida

20
Q

ciclo de carnot

A

apresenta rendimento max, mas nunca igual a 100%

é reversível

21
Q

ciclo de otto

A

2 adiabaticas e 2 isovolumetricas