Quick Terms Flashcards

1
Q

Henry’s Law

A

Soda Bottle; A gas is more soluble under pressure; mol/m^3 x Pa or mol/kg x Pa. Solubility = Kh x Pgas

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2
Q

Temp vs solubility

A

Increased temp increases solubility in solids and liquids, decreases solubility in gases

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3
Q

Colligative Properties of Solutions (4)

A

As solute concentration increases:
1. Vapor pressure decreases
2. Freezing Point decreases
3. Boiling Point Increases
4. Osmotic pressure increases
(Osmosis ALWAYS spontaneously occurs from hypotonic to hypertonic)

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4
Q

Gas Laws

A

Figure out using PV=nRT

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5
Q

Graham’s Law

A

Larger molecules move slower, smaller molecules move faster

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6
Q

STP

A

T= 0C, 273K
P= 1atm= 1bar= 100kPa
Standard Molar Volume=22.4 L/mol

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7
Q

Law of LaPlace

A

The wall tension of a hollow sphere or cylinder is proportional to the pressure of its contents and it’s radius. Wall stress is the wall tension/2x the wall thickness.

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8
Q

Density

A

mass/volume

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9
Q

Specific Gravity

A

density of object/density of water

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10
Q

What is the density of water?

A

1.0 g/cm^3 or 1000 kg/m^3

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11
Q

Chemical Properties

A

Reactivity
Flammability
Corrosive Acid
Color Change
pH
Taste
Combustible

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12
Q

Physical Properties

A

Color
Density
Smell
Boiling Point
Melting
Vaporization
Mass
Volume
Viscosity
Surface Tension
Solubility

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13
Q

Velocity

A

displacement/change in time

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14
Q

4 Gauges

A

Manometer (Art Line)
Aneroid (BP cuff
Bourdon (O2 tank)
Barometer (Atmospheric Pressure)

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14
Q

Acceleration

A

Velocity/change time

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15
Q

Work equation

A

W=F x displacement
W= P x change in V

16
Q

Boltzmann Constant

A

1.38 x 10^-23 J/K

17
Q

PE equation

A

PE = mass x gravity x height

18
Q

Pressure conversion

A

1 atm=1bar=14.7psi=760 torr=760 mmHg= 101325 Pa= 101.3 kPa= 1033.23 cm H2O

19
Q

Calculate pressure at 2 points within a fluid

A

P2 = P1 + density x gravity x height

20
Q

Flow rate equation (Pouiselle’s Law)

A

Q = (p1-p2) x pie x r^4 / 8nL

21
Q

Reynold’s Number

A

diameter x density x velocity / viscosity

22
Q
A