CHEM: 280 Lecture Quiz 5
Study online at https://quizlet.com/_cxonz1
1. For an ideal gas, which of the following pairs of vari- P, V
ables are inversely proportional to each other (if all
other factors remain constant)?
V, T
P, T
n, P
P, V
none of the above
2. What is the volume of 28.0 g of nitrogen gas at STP? 22.4 L
3. Which of the following diatomic elements would have O2
a mass of 19.08 grams stored in a 3.82 L container at
3,632 mm Hg and 100°C? (R= 0.0821 L atm/ mol K) PV = nRT
F2
Br2
O2
H2
not enough information
4. Charles's Law is expressed as: V is proportional to T
5. A barometer uses mercury because: All of the above are true.
the density of mercury is very large which allows the
barometer to be short.
it is the only liquid metal at room temperature.
it is the traditional substance used, water could be as
easily used.
it is a convenient, safe, lightweight material.
All of the above are true.
1/8
, CHEM: 280 Lecture Quiz 5
Study online at https://quizlet.com/_cxonz1
6. What is the proper form of the combined gas law?
7. When must temperature values in gas law calculations always
be expressed in kelvin units?
only for the Ideal Gas law
only for the Combined Gas law
only for Charles's law
never
always
8. Avogadro's Law is expressed as: V is proportional to n
9. What problem could happen if deep sea divers used oxygen toxicity °ŒÅ1
( UÜ
ۈU)
°ŒÐ
xœt
ÐÐ
Å1D
˜ÀÄ
pure oxygen in their tanks? rapture of oxygen
nitrogen narcosis ìti@•
(Ȍ
ÈèX
•Át
˜À˜”
tÁÜ”, <\
ìtTJ´È]
ìtÀp
oxygen toxicity ,|]
8´
tÐ
ä0
Ð )
•Át
Dˆ
¬|Ää
rapture of oxygen hypoxia °Œ•
( °Œ
•Ä)
DÁ<\
XÁÜ
nitrogen narcosis
hypoxia
none of the above
10. What is the final volume of a balloon that was initially V1 / T1 = V2 / T2
500.0 mL at 25°C and was then heated to 50°C? Final volume (€<ÀT
;)
ˆÈä”
193 mL 542 mL
1.00 L
461 mL
542 mL
none of the above
2/8
Study online at https://quizlet.com/_cxonz1
1. For an ideal gas, which of the following pairs of vari- P, V
ables are inversely proportional to each other (if all
other factors remain constant)?
V, T
P, T
n, P
P, V
none of the above
2. What is the volume of 28.0 g of nitrogen gas at STP? 22.4 L
3. Which of the following diatomic elements would have O2
a mass of 19.08 grams stored in a 3.82 L container at
3,632 mm Hg and 100°C? (R= 0.0821 L atm/ mol K) PV = nRT
F2
Br2
O2
H2
not enough information
4. Charles's Law is expressed as: V is proportional to T
5. A barometer uses mercury because: All of the above are true.
the density of mercury is very large which allows the
barometer to be short.
it is the only liquid metal at room temperature.
it is the traditional substance used, water could be as
easily used.
it is a convenient, safe, lightweight material.
All of the above are true.
1/8
, CHEM: 280 Lecture Quiz 5
Study online at https://quizlet.com/_cxonz1
6. What is the proper form of the combined gas law?
7. When must temperature values in gas law calculations always
be expressed in kelvin units?
only for the Ideal Gas law
only for the Combined Gas law
only for Charles's law
never
always
8. Avogadro's Law is expressed as: V is proportional to n
9. What problem could happen if deep sea divers used oxygen toxicity °ŒÅ1
( UÜ
ۈU)
°ŒÐ
xœt
ÐÐ
Å1D
˜ÀÄ
pure oxygen in their tanks? rapture of oxygen
nitrogen narcosis ìti@•
(Ȍ
ÈèX
•Át
˜À˜”
tÁÜ”, <\
ìtTJ´È]
ìtÀp
oxygen toxicity ,|]
8´
tÐ
ä0
Ð )
•Át
Dˆ
¬|Ää
rapture of oxygen hypoxia °Œ•
( °Œ
•Ä)
DÁ<\
XÁÜ
nitrogen narcosis
hypoxia
none of the above
10. What is the final volume of a balloon that was initially V1 / T1 = V2 / T2
500.0 mL at 25°C and was then heated to 50°C? Final volume (€<ÀT
;)
ˆÈä”
193 mL 542 mL
1.00 L
461 mL
542 mL
none of the above
2/8
