Lecture 15-gases

Question 1

1 Pa =

Answer 1

1 N/m^2

Question 2

1 atm=Pa

Answer 2

101,325 Pa

Question 3

1kPa

Answer 3

1000Pa

Question 4

1 atm =kpa

Answer 4

101.325kPa

Question 5

1atm=torr

Answer 5

760 torr

Question 6

1atm=mmHg

Answer 6

760mmHg

Question 7

1mmhg=torr

Answer 7

1 Torr

Question 8

1atm=psi

Answer 8

14.7 psi

Question 9

P=( force and surface area)

Answer 9

P=F/S

Question 10

Equation: S=

Answer 10

S=Force/P

Question 11

Equation: F=

Answer 11

P x S

Question 12

Boyles Law definition

Answer 12

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

Question 13

Boyles Law equation

Answer 13

P1 x V1=P2 x V2 (constant)

Question 14

Boyles Law equation Find P1

Answer 14

P1=P2 x V2 over V1

Question 15

Boyles Law equation Find P2

Answer 15

P2=P1 x V1 over V2

Question 16

Boyles Law equation Find V1

Answer 16

V1=P2 x V2 over P1

Question 17

Boyles Law equation find V2

Answer 17

V2=P1 x V1 over P2

Question 18

Charles Law Definition

Answer 18

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

Question 19

Charles Law Equation

Answer 19

V1 over V2 = T1 over T2

Question 20

Charles Law equation Find V2

Answer 20

V2=V2 x T2 over T1

Question 21

Charles Law equation find T1

Answer 21

T1=V1 x T2 over V2

Question 22

Charles law find V1

Answer 22

V1 =T1 x V2 over T2

Question 23

Charles Law equation Find T2

Answer 23

T2=V2 x T1 over V1

Question 24

Combined Gas Law definition

Answer 24

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

Question 25

Combined Gas Law equation

Answer 25

P1 x V1 over T1= P2 x V2 over T2

Question 26

Combined gas law find T2

Answer 26

T2 = P2 x V2 x T1 over P1 x V1

Question 27

Combined gas law find V2

Answer 27

V2=P1 x V1 x T2 over T1 x P2

Question 28

Avogadro Law Definition

Answer 28

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

Question 29

Avogadro's Law Equation

Answer 29

V1 over N1 = V2 over N2

Question 30

Ideal Gas Law Definition

Answer 30

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)

Question 31

Ideal gas law Equation

Answer 31

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

Question 32

R=

Answer 32

Gas constant

Question 33

R=ATM

Answer 33

R=0.08206

Question 34

R=not ATM

Answer 34

R=8.314

Question 35

Find V ideal gas law

Answer 35

V=nxRxT over P

Question 36

Find n ideal gas law

Answer 36

n=P x V over R x T

Question 37

Daltons Law of Partial Pressures equation

Answer 37

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

Question 38

Daltons Law of Partial Pressures definition

Answer 38

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