Test 2

Question 1

pressure formula

Answer 1

force/area

Question 2

combined gas law

Answer 2

p1v1/t1

Question 3

manometer

Answer 3

measures the pressure of an enclosed gas sample

Question 4

barometer

Answer 4

device used to measure atmospheric pressure

Question 5

mmHg= (torr)

Answer 5

1 torr

Question 6

avg atmospheric pressure at sea level 0C

Answer 6

760 mmHg

Question 7

1 atm=(mmHg)

Answer 7

760 mmHg

Question 8

1 atm=(kPa)

Answer 8

101.325

Question 9

1 in=(cm)

Answer 9

2.54cm

Question 10

1 km= (mi)

Answer 10

0.62137 mi

Question 11

1 mi= (ft)

Answer 11

5280 ft

Question 12

1kg= (lb)

Answer 12

2.2046 lb

Question 13

1 lb=(g)

Answer 13

453.59 g

Question 14

1L=(qt)

Answer 14

1.0567 qt

Question 15

1 gal= (L)

Answer 15

3.7854 L

Question 16

1 atm= (psi)

Answer 16

14.70 psi

Question 17

pressure increase caused by

Answer 17

increase in collision # of molecules

Question 18

pressure depends on

Answer 18

volume, temp, # of molecules

Question 19

force is in what unit

Answer 19

Newtons

Question 20

volume and pressure vary

Answer 20

inversely (boyles law)

Question 21

gases _____ when heated

Answer 21

expand

Question 22

expand by ____ of the original volume for each C

Answer 22

1/273

Question 23

absolute zero

Answer 23

-273.15 C

Question 24

volume and temperature vary

Answer 24

directly (charles law)

Question 25

pressure and temperature vary

Answer 25

directly (gay-lussacs law)

Question 26

boyle led chemists to what law

Answer 26

gas law, PV=nRT

Question 27

boyle showed what relationship between air pressure and volume

Answer 27

P oc 1/v

Question 28

intermolecular space smallest and largest for what

Answer 28

smallest for solid, largest for gas

Question 29

boyle and hooke verified what

Answer 29

air exerted pressure and had weight, was elastic

Question 30

1 cm3= (mL)

Answer 30

1 mL

Question 31

1dm3= (L)

Answer 31

1 L

Question 32

1m3= (L)

Answer 32

1000L