chapter 11 section 1 quiz Flashcards
1
Q
what causes a gas to exert pressure
A
collisions
2
Q
the si unit for pressure is
A
pascal
3
Q
the pressure exerted by a gas does not depend on
A
the identity of the gas
4
Q
at sea level, the average height of mercury in a barometer is
A
760 mm
5
Q
standard temperature and pressure are
A
0 degrees Celsius and 1 atm
6
Q
name 3 units of pressure
A
torr
pascal
atomosphere
7
Q
a pressure of 760 mm Hg is equal to
A
1 atm
8
Q
a pressure of 20 torr is equal to
A
20 mm Hg
9
Q
who developed the concept that the total presssure of a mixture of gases is the sum of their partial pressures
A
dalton
10
Q
gases collected by water displacement contain
A
water vapor
