coligativas e binariaa Flashcards

1
Q

Tonoscopia

A

abaixamento da PMV ao adicionar um soluto não volátil

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2
Q

não volátil

A

mais difícil de ebulir, normalmente sólido

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3
Q

Pv =

A

Pvsol • Xsol

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4
Q

∆Pv/Pvsol =

A

Ktonoscopico • W

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5
Q

W

A

molalidade (mol/kg)

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6
Q

Ktonoscopico

A

massa molar/1000

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7
Q

Ebulinoscopia

A

aumento da temperatura de ebulição ao adicionar um soluto não volátil

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8
Q

∆Tebulicopica

A

Kebuliscopico • W

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9
Q

Kebuloscopico =

A

R•Te^2/1000•Lvap

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10
Q

Crioscopia

A

abaixamento da temperatura de congelamento ao adicionar um soluto não volátil

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11
Q

∆Tcrioscopico =

A

Kcrioscopico • W

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12
Q

Kcrioscopico =

A

R • Tf^2/1000Lfus

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13
Q

Osmoscopia

A

pressão osmotica

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14
Q

π =

A

M • R • T

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15
Q

M

A

molaridade (mol/L)

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16
Q

i

A

1+ α(q-1)

17
Q

Pbinarias=

A

P°A • XA + P°B • XB

18
Q

Pbinarias () =

A

(P°A - P°B)XA + P°B

19
Q

PB =

A

-P°B • XA + P°B

20
Q

R=

A

0.08 (atm•L/mol•K)
8.3 (J/mol•K)

21
Q

pressão de fase gasosa Y=

A

Pb/P