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Chem 107 > Lecture 15-gases > Flashcards

Lecture 15-gases Flashcards

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1
Q

1 Pa =

A

1 N/m^2

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2
Q

1 atm=Pa

A

101,325 Pa

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3
Q

1kPa

A

1000Pa

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4
Q

1 atm =kpa

A

101.325kPa

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5
Q

1atm=torr

A

760 torr

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6
Q

1atm=mmHg

A

760mmHg

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7
Q

1mmhg=torr

A

1 Torr

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8
Q

1atm=psi

A

14.7 psi

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9
Q

P=( force and surface area)

A

P=F/S

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10
Q

Equation: S=

A

S=Force/P

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11
Q

Equation: F=

A

P x S

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12
Q

Boyles Law definition

A

Pressure and gas are inversely proportion-As P increases, D decreases!

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13
Q

Boyles Law equation

A

P1 x V1=P2 x V2 (constant)

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14
Q

Boyles Law equation Find P1

A

P1=P2 x V2 over V1

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15
Q

Boyles Law equation Find P2

A

P2=P1 x V1 over V2

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16
Q

Boyles Law equation Find V1

A

V1=P2 x V2 over P1

17
Q

Boyles Law equation find V2

A

V2=P1 x V1 over P2

18
Q

Charles Law Definition

A

Volume is proportional to Temperature- As Temp increases, Volume also increases

19
Q

Charles Law Equation

A

V1 over V2 = T1 over T2

20
Q

Charles Law equation Find V2

A

V2=V2 x T2 over T1

21
Q

Charles Law equation find T1

A

T1=V1 x T2 over V2

22
Q

Charles law find V1

A

V1 =T1 x V2 over T2

23
Q

Charles Law equation Find T2

A

T2=V2 x T1 over V1

24
Q

Combined Gas Law definition

A

Ration of product of Pressure and Volume to the absolute temperature of a fixed amount of gas remains constant

25
Q

Combined Gas Law equation

A

P1 x V1 over T1= P2 x V2 over T2

26
Q

Combined gas law find T2

A

T2 = P2 x V2 x T1 over P1 x V1

27
Q

Combined gas law find V2

A

V2=P1 x V1 x T2 over T1 x P2

28
Q

Avogadro Law Definition

A

Volume is proportional to gas particles-While P and T remain constant, equal number of molecules

29
Q

Avogadro’s Law Equation

A

V1 over N1 = V2 over N2

30
Q

Ideal Gas Law Definition

A

Product of the pressure and volume of one gram molecule of an ideal gas is equal to the product of the absolute temperature of the gas and the universal gas constant-V prop to 1 over P, T, and N (Avogadro’s law)

31
Q

Ideal gas law Equation

A

PV=nRT (R = gas constant) or PV=m over Mm x RT

32
Q

R=

A

Gas constant

33
Q

R=ATM

A

R=0.08206

34
Q

R=not ATM

A

R=8.314

35
Q

Find V ideal gas law

A

V=nxRxT over P

36
Q

Find n ideal gas law

A

n=P x V over R x T

37
Q

Daltons Law of Partial Pressures equation

A

Ptotal=P1 + P2+ P3 …
P02 =Kappa (X02) x P total

38
Q

Daltons Law of Partial Pressures definition

A

Fractional composition (Kappa)= Percent composition / 100 and Partial Pressure = Fractional composition X total pressure

Chem 107 (31 decks)

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