WorksheetsReview Gas Pressure NP #1-#4
Total questions: 67
Worksheet time: 1hrs 3mins
Name
Class
Date
1.
_____________________ is the measure of the kinetic energy of the particles in a sample.
a)
Velocity
b)
Mass
c)
Motion
d)
Temperature
2.
Collisions between gas particles are said to be "elastic" because _________________________.
a)
they have a stretchy waistband
b)
kinetic energy is lost between particles
c)
kinetic energy is not lost between particles and is instead transferred
d)
particles move in a straight line
3.
Which of the following has potential energy?
a)
a car moving at 55 mph
b)
a person running 4 km/hour
c)
a stretched rubberband
4.
True or False: Gases have a higher density than solids or liquids.
a)
True
b)
False
5.
Place the following states of matter in order from least dense to most dense:
a)
solid, liquid, gas
b)
gas, liquid, solid
c)
liquid, gas, solid
d)
solid, gas, liquid
6.
Which of the following explains why gases are less dense than solids?
a)
Gases have faster moving particles that are very close together.
b)
Gases have slow moving particles that are very close together.
c)
Gases have faster moving particles that are far apart.
d)
Gases have slow moving particles that are close together.
7.
Which would be the most dense: Liquid Mercury, Solid Gold, or Helium Gas?
a)
Gold
b)
Liquid Mercury
c)
Helium
d)
Gold, Liquid Mercury, and Helium all have the same density.
8.
True or False: There are fewer particles found in gases, than there are solids and liquids of the same volume.
a)
True
b)
False
9.
Gases can expand when the volume of the container ______________.
a)
Increases
b)
Decreases
c)
Remains the same
10.
True or False: A compressed gas is more dense than a gas in an expanded container.
a)
True
b)
False
11.
Gas escaping from a tiny opening in a football is an example of
a)
Diffusion
b)
Effusion
c)
Tom Brady trying to win a championship game.
12.
Lighter gases have a ________________ rate of effusion.
a)
faster
b)
slower
c)
rate of effusion does not depend on mass.
13.
Heavier gases have a __________________ rate of effusion.
a)
Faster
b)
Slower
c)
Rate of effusion does not depend on mass.
14.
Which of the following would have a faster rate of effusion: 15g of S or 15g of N2?
a)
Sulfur
b)
Nitrogen
c)
Both would have the same rate of effusion
15.
Which of the following would have a faster rate of effusion: 12 mol of Chlorine or 10 mol of Helium?
a)
12 mol of Chlorine
b)
10 mol of Helium
16.
Which of the following would have the slower rate of effusion: 100 grams of O2 or 100 grams of Cl2?
a)
100 grams of O2
b)
100 grams of Cl2
c)
O2 and Cl2 would have the same rate of effusion
17.
A car is traveling with a velocity of 10 m/s and has a mass of 1120 kg. The car has kinetic energy. Calculate it. (Kinetic energy is measured in joules)
a)
896,000 joules
b)
250,880 joules
c)
1,792,000 joules
d)
56,000 joules
18.
The SI (international system) unit for measuring pressure is the ________________.
a)
psi
b)
mm Hg
c)
Pascal
d)
torr
19.
True or False:
The higher the altitude the greater the pressure.
The higher the altitude the greater the pressure.
a)
True
b)
False
20.
When the barometric pressure on a barometer is rising this means ....
a)
The atmospheric pressure is rising and the weather will be stormy in the next few days.
b)
The atmospheric pressure is dropping and the weather will be stormy in the next few days.
c)
The atmospheric pressure is rising and the weather will be sunny in the next few days.
d)
The atmospheric pressure is dropping and the weather will be sunny in the next few days.
21.
Manometers measure pressure in a ____________________ container.
a)
open
b)
closed
22.
True or False:
The boiling point of water changes depending on your altitude. (Hint: This is from the pre-lab reading from the barometer lab.)
The boiling point of water changes depending on your altitude. (Hint: This is from the pre-lab reading from the barometer lab.)
a)
True
b)
False
23.
What is the atmospheric pressure if the partial pressures of nitrogen, oxygen, and argon are 604.5
mmHg, 162.8 mmHg, and 0.5 mmHg?
mmHg, 162.8 mmHg, and 0.5 mmHg?
a)
767.8 mm Hg
b)
780.8 mm Hg
c)
761.8 mm Hg
d)
604.5 mm Hg
24.
Which manometer shows the greatest gas pressure?
a)
A
b)
B
25.
Which of the following altitudes has the lowest atmospheric pressure?
a)
sea level
b)
100 ft below sea level
c)
200 ft above sea level
d)
300 ft above sea level
26.
Which is not a kind of intermolecular force?
a)
Hydrogen bonding
b)
Covalent bond
c)
London Forces
d)
Dipole-dipole attraction
27.
What is viscosity?
a)
Measure of inward forces at the surface of a liquid
b)
Measure of cohesive properties
c)
Measure of adhesive properties
d)
Resistance to flow
28.
Dipole-dipole attraction occurs when molecules are polar. Which of these molecules contains a polar bond?
a)
H2
b)
HCl
c)
Cl2
d)
Br2
29.
Which of these is the strongest?
a)
hydrogen bonding
b)
dipole-dipole forces
c)
London dispersion forces
d)
ionic bonding
30.
Is intermolecular bonding generally stronger or weaker than intramolecular bonding?
a)
Stronger
b)
Weaker
31.
What are intermolecular forces?
a)
forces of attraction or repulsion which act between neighboring particles
b)
forces which keep a molecule together.
32.
Which of these molecules exhibits hydrogen bonding as its major intermolecular force of attraction when dissolved in water?
a)
HBr
b)
HCl
c)
HF
d)
all of these
33.
Hydrogen bonding is a special type of what force?
a)
London dispersion forces
b)
dipole-dipole forces
c)
ion-dipole forces
d)
covalent force
34.
What are the most important intermolecular forces found between water molecules?
a)
hydrogen bonding
b)
dipole-dipole forces
c)
London dispersion forces
d)
ion-dipole forces
35.
Intermolecular forces are the forces that exist
a)
within molecules
b)
between molecules
36.
What intermolecular force is present in a sample of pure Cl2?
a)
dipole-dipole attraction
b)
H-bonds
c)
London dispersion forces
d)
molecule-ion attraction
37.
What intermolecular force present in a sample of pure HCl?
a)
dipole-dipole attraction
b)
London dispersion forces
c)
H-bonds
d)
molecule-ion attraction
38.
What word describes when water is attracted to other substances?
a)
cohesion
b)
adhesion
c)
capillary action
d)
surface tension
39.
The attraction that causes water and other liquids to form drops on thin films is called ________________. This is also water’s ability to be attracted to other water molecules.
a)
adhesion
b)
capillary action
c)
cohesion
d)
surface tension
40.
A water molecule is a ________ molecule, which has one oxygen that has a __________ charge and two hydrogens that have a ___________ charge.
a)
nonpolar, positive, negative
b)
polar, positive, negative
c)
polar, negative, positive
d)
nonpolar, negative, positive
41.
What enables a water strider to stand on the water
a)
Adhesion
b)
Cohesion
c)
Surface Tension
d)
None of the above
42.
Water droplets take a spherical shape (as pictured) because of ____________
a)
adhesion
b)
cohesion
c)
capillary action
d)
solubility
43.
Which property of water will cause water to bead up on glass?
a)
Adhesion
b)
Cohesion
c)
Ability to dissolve substances
d)
High specific heat
44.
Which temperature is the boiling point of water?
a)
0 degrees Celsius
b)
32 degrees Celsius
c)
100 degrees Celsius
d)
212 degrees Celsius
45.
tendency of molecules of the same kind to stick to one another
a)
cohesion
b)
adhesion
c)
solution
d)
polar molecule
46.
As the temperature of lava increases, ________
a)
its viscosity decrease
b)
it begins to harden
c)
its viscosity increases
d)
it can flow a much short distance
47.
What is viscosity?
a)
A liquid's resistance to flow.
b)
a liquids flow.
c)
a liquid
d)
gas to solid.
48.
What is the term for a fluid's tendency to resist flow?
a)
Movement
b)
Silica
c)
Pressure
d)
Viscosity
49.
Put the liquids in order from most dense to least dense?
a)
4, 3, 2, 1
b)
1, 2, 3, 4
c)
3, 4, 2, 1,
d)
4, 3, 1, 2
50.
If an object has a density of 3.6 g/mL and you put it into water, will it sink or float?
a)
sink
b)
float
51.
Which liquid is the least dense?
a)
oil
b)
water
c)
syrup
d)
plastic bottle
52.
Which liquid has the highest density?
a)
corn syrup
b)
lamp oil
c)
rubbing alcohol
d)
honey
53.
What do we know about the density of lamp oil, rubbing alcohol, and vegetable oil?
a)
The density is greater than 1.0 g/mL
b)
The density is less than 1.0 g/mL
c)
The density is equal to 1.0 g/mL
d)
The density can not be determined
54.
Water has an uneven distribution of charges across the molecule. Which property is being described?
a)
density
b)
polarity
c)
capillary action
d)
specific heat
55.
An object that has a density greater than 1 will...
a)
float
b)
sink
c)
suspend
56.
When two atoms share electrons, a chemical bond is formed. This type of bond is called:
a)
covalent bond
b)
ionic bond
c)
metallic bond
d)
polyatomic bond
57.
NaCl
a)
Ionic
b)
Covalent
c)
metallic
58.
Predict the bond that will form between Mg and Cl.
a)
Ionic
b)
Covalent
c)
Metallic
59.
What kinds of elements are most likely to form an ionic bond?
a)
Nonmetal+Nonmetal
b)
Metalloid+Metalloid
c)
Metal+Nonmetal
d)
Metalloid+Nobel Gas
60.
In the HCl molecule which atom would have a slightly negative charge?
a)
H
b)
Both
c)
Cl
d)
Neither
61.
Predict the type of bond that will form between S and Cl.
a)
Ionic
b)
Covalent
c)
metallic
62.
Predict the type of bond that will form between Na and F.
a)
Ionic
b)
Covalent
c)
metallic
63.
Which compound below would be nonpolar?
a)
HF
b)
H2O
c)
Br2
d)
HBr
64.
Which end of the water molecule has a slightly positive charge?
a)
the oxygen end
b)
the hydrogen end
c)
both ends are slightly positive
d)
neither end is positive
65.
Ice floats when placed in a liquid water because:
a)
ice is less dense than the liquid
b)
ice is more dense than the liquid
c)
ice is soluble
d)
water is adhesive
66.
Which characteristic of water will allow a paperclip to remain floating on water when the paperclip is gently placed on top of the water?
a)
adhesion
b)
surface tension
c)
solvent properties
d)
nonpolar
67.
What word describes when water is attracted to other substances?
a)
cohesion
b)
adhesion
c)
capillary action
d)
surface tension
100 %
