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HLTH SCI CHEM > Phase changes and Gas laws > Flashcards

Phase changes and Gas laws Flashcards

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1
Q

What does STP stand for?

A

Standard temp and pressure

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2
Q

Boyles Law

A

Temperature stays constant, volume increases, pressure decreases

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3
Q

Boyles Law formula

A

P1V1=P2V2

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4
Q

Charles Law

A

Pressure stays constant, temp increases, volume increases

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5
Q

Gay Lussacs Law

A

volume stays constant, temp increases, pressure increases

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6
Q

Gay Lussacs Law formula

A

P1/T1=P2/T2

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7
Q

Charles Law formula

A

V1/T1=V2/T2

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8
Q

Combined gas law formula

A

P1V1/T1=P2V2/T2

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9
Q

Why it is so difficult to climb Mount Everest?

A

limited oxygen, icy temperatures, descending severe sickness, death

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10
Q

Death zone

A

7000-8000 ft

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11
Q

Thermosphere

A

produces northern lights; blocks deadly radiation

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12
Q

Mesosphere

A

cold layer that helps slow down meteors

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13
Q

Stratosphere

A

contains ozone layer-helps block UV radiation from the sun

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14
Q

Troposphere

A

layer closest to the Earth; where all weather takes place

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15
Q

Temperature decreases

A

altitude increases

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16
Q

Air pressure increases

A

altitude increases

17
Q

Gas composition stays the same

A

altitude stays the same

18
Q

F=

A

P/A

19
Q

Pressure units

A

psi, mmHg, atm, torr

20
Q

Things you can do to improve your own bone health

A

becoming more active, getting enough calcium, maintaining a healthy wieght

21
Q

solids units

A

cubic meter, cubic centimeter

22
Q

liquids units

A

liter, milliliter

23
Q

Density formula=

A

m/v

24
Q

Density

A

the number of things—which could be people, animals, plants, or objects—in a certain area

25
Q

Mass

A

measurement of the amount of matter in an object

26
Q

Volume

A

how much space an object takes up

HLTH SCI CHEM (17 decks)

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