LEC 15: Gas Laws Flashcards
1
Q
one of the most readily measurable properties of a gas
A
pressure
2
Q
SI unit of pressure
A
pascal or (Pa)
3
Q
pressure exerted by the Earth’s atmosphere
A
atm
4
Q
actual value of atmospheric pressure depends on:
A
- location
- temperature
- weather conditions
5
Q
consist of a long glass tube, closed at one end filled with mercury
A
barometer
6
Q
1 torr = _____ mm = _____ cm
A
- 760
- 76
7
Q
1 atm = _____ mmHg = _____ Pa
A
- 760
- 101,325 Pa or 1.01325 x 10^5 Pa
8
Q
1.01325 x 10^5 Pa = ______ kPa
A
1.01325 x 10^2
9
Q
gas laws:
A
- boyle’s law
- charles’ law
- gay lussac’s law
- avogadros’ law
- combined gas law
- ideal gas law
10
Q
used to study the behavior of gases
A
gas laws
11
Q
state variables of a gas
A
- pressure
- volume
- temperature
12
Q
scientists created the gas laws near the end of the ____
A
18th century
13
Q
boyle’s law states that the pressure of a fixed amount of gas at a constant temperature is _____ proportional to the volume of the gas
A
inversely
14
Q
proportionality constant symbol
A
k
15
Q
applications of boyle’s law
A
- breathing
- inflating tires
- soda bottle
- syringe
- spray paints
- space suits
- scuba diving
