WorksheetsChemistry 2nd Semester TEST
Total questions: 50
Worksheet time: 50mins
Name
Class
Date
1.
stable form of a substance at a temperature of 25 C and a pressure of 100 kPa
a)
standard state -
b)
nuclear breeding -
c)
ionizing radiation -
d)
radiation -
2.
change in enthalpy when one mole of matter undergoes a chemical reaction at standard conditions
a)
standard enthalpy of reaction -
b)
standard state -
c)
nuclear breeding -
d)
ionizing radiation -
3.
enthalpy change caused by the dissolution of one mole of substance
a)
molar enthalpy of solution -
b)
standard enthalpy of reaction -
c)
standard state -
d)
nuclear breeding -
4.
heat absorbed by one mole of a solid substance as it melts to liquid at constant temperature
a)
molar enthalpy of fusion -
b)
molar enthalpy of solution -
c)
standard enthalpy of reaction -
d)
standard state -
5.
the heat lost when one mold of a liquid substance solidifies at constant temperature
a)
molar enthalpy of solidification -
b)
molar enthalpy of fusion -
c)
molar enthalpy of solution -
d)
standard enthalpy of reaction -
6.
heart absorbed by one mole of a liquid substance as it vaporizes at constant temperature
a)
molar enthalpy of vaporization -
b)
molar enthalpy of solidification -
c)
molar enthalpy of fusion -
d)
molar enthalpy of solution -
7.
heat lost by one mole of a gas substance as it condenses at its normal boiling point
a)
molar enthalpy of condensation -
b)
molar enthalpy of vaporization -
c)
molar enthalpy of solidification -
d)
molar enthalpy of fusion -
8.
a measure of how much the volume of matter decreases under pressure
a)
compressibility -
b)
molar enthalpy of condensation -
c)
molar enthalpy of vaporization -
d)
molar enthalpy of solidification -
9.
when temperature and number of particles in a gas are held constant, the volume varies inversely with the pressure
a)
Boyle's Law -
b)
compressibility -
c)
molar enthalpy of condensation -
d)
molar enthalpy of vaporization -
10.
volume of a fixed mass of gas is directly proportional to its temperature
a)
Charles's Law -
b)
Boyle's Law -
c)
compressibility -
d)
molar enthalpy of condensation -
11.
temperature at which all motion stops
a)
absolute zero -
b)
Charles's Law -
c)
Boyle's Law -
d)
compressibility -
12.
states that the pressure of a fixed mass of gas is proportional to its temperature if volume is held constant
a)
Gay Lussac's Law -
b)
absolute zero -
c)
Charles's Law -
d)
Boyle's Law -
13.
the relationship between the pressure, volume, and temperature of a fixed amount of gas
a)
combined gas law -
b)
Gay Lussac's Law -
c)
absolute zero -
d)
Charles's Law -
14.
relationship between the volume of a gas and the number of moles of gas
a)
Avogadro's Law -
b)
combined gas law -
c)
Gay Lussac's Law -
d)
absolute zero -
15.
hypothetical gas that exactly obeys the kinetic model of gases
a)
ideal gas -
b)
Avogadro's Law -
c)
combined gas law -
d)
Gay Lussac's Law -
16.
describes the relationship between the four variables of the gas state for an ideal gas
a)
ideal gas law -
b)
ideal gas -
c)
Avogadro's Law -
d)
combined gas law -
17.
closed-system process for which pressure is held constant
a)
isobaric process -
b)
ideal gas law -
c)
ideal gas -
d)
Avogadro's Law -
18.
closed-system for which volume is held constant
a)
isovolumeric process -
b)
isobaric process -
c)
ideal gas law -
d)
ideal gas -
19.
closed-system process that is held at constant temperature
a)
isothermal process -
b)
isovolumeric process -
c)
isobaric process -
d)
ideal gas law -
20.
a mathematical expression for describing the behavior of real gases
a)
van der Waals equation -
b)
isothermal process -
c)
isovolumeric process -
d)
isobaric process -
21.
pressure and temperature called this because they don't change based on scale, size of the gas being considered
a)
intensive -
b)
van der Waals equation -
c)
isothermal process -
d)
isovolumeric process -
22.
volume and number of moles of gas do change with scale
a)
extensive -
b)
intensive -
c)
van der Waals equation -
d)
isothermal process -
23.
The *universal gas constant* divided by the *molar mass* of the particular gas, or mixture of gases, under consideration. For *dry air*, the specific gas constant (R) is 287.1 J K⁻¹ kg⁻¹.
a)
specific gas constant -
b)
extensive -
c)
intensive -
d)
van der Waals equation -
24.
contribution each gas makes to the total atmospheric pressure
a)
partial pressure -
b)
specific gas constant -
c)
extensive -
d)
intensive -
25.
The total pressure of a mixture of gases is the sum of the individual pressures (Ptotal=P1+P2+P3...)
a)
Dalton's law -
b)
partial pressure -
c)
specific gas constant -
d)
extensive -
26.
tendency of moles to move toward areas of lower concentration until concentration is uniform
a)
diffusion -
b)
Dalton's law -
c)
partial pressure -
d)
specific gas constant -
27.
gas escapes through tiny hole in its container
a)
effusion -
b)
diffusion -
c)
Dalton's law -
d)
partial pressure -
28.
rate of effusion of a gas is inversely proportional to the square root of the gas's molar mass
a)
Graham's law of effusion -
b)
effusion -
c)
diffusion -
d)
Dalton's law -
29.
maximum pressure of water vapor in air
a)
saturated vapor pressure -
b)
Graham's law of effusion -
c)
effusion -
d)
diffusion -
30.
temperature at which the air is saturated with water vapor
a)
dewpoint -
b)
saturated vapor pressure -
c)
Graham's law of effusion -
d)
effusion -
31.
percent ratio of actual water vapor partial pressure to the saturated vapor pressure
a)
Relative humidity -
b)
dewpoint -
c)
saturated vapor pressure -
d)
Graham's law of effusion -
32.
conversion of an atom of one element into an atom of another element
a)
transmutation -
b)
Relative humidity -
c)
dewpoint -
d)
saturated vapor pressure -
33.
the process by which nuclei emit particles and rays
a)
radioactivity -
b)
transmutation -
c)
Relative humidity -
d)
dewpoint -
34.
an attractive force that holds quarks together to form protons and neutrons, and holds neutrons and protons together within atomic nuclei
a)
strong nuclear force -
b)
radioactivity -
c)
transmutation -
d)
Relative humidity -
35.
force through which certain fundamental particles interact resulting in some forms of radioactive decay
a)
weak nuclear force -
b)
strong nuclear force -
c)
radioactivity -
d)
transmutation -
36.
a type of radioactivity involving the conversion between neutrons and protons with the emission of a beta particle
a)
beta decay -
b)
weak nuclear force -
c)
strong nuclear force -
d)
radioactivity -
37.
A nuclear reaction in which an atom emits an alpha particle consisting of two protons and two neutrons. This increases the atomic number by 2 and the mass number by 4.
a)
alpha decay -
b)
beta decay -
c)
weak nuclear force -
d)
strong nuclear force -
38.
occurs when a nucleus absorbs an electron from its innermost electron shell
a)
electron capture -
b)
alpha decay -
c)
beta decay -
d)
weak nuclear force -
39.
locations of stable nuclides on a plot of protons versus neutrons which extends from hydrogen to very large atoms
a)
band of stability -
b)
electron capture -
c)
alpha decay -
d)
beta decay -
40.
amount of time it takes for half of a radioactive isotope to be likely to decay
a)
half-life -
b)
band of stability -
c)
electron capture -
d)
alpha decay -
41.
provides an estimate of the age of material by comparing the relative amounts of a radioactive isotope and its daughter isotope
a)
radiometric age dating -
b)
half-life -
c)
band of stability -
d)
electron capture -
42.
the difference in the mass of an atomic and the total mass of its nucleons and electrons
a)
mass defect -
b)
radiometric age dating -
c)
half-life -
d)
band of stability -
43.
the minimum energy required to break apart an atomic nucleus into tits component nucleons
a)
nuclear binding energy -
b)
mass defect -
c)
radiometric age dating -
d)
half-life -
44.
the splitting of a nucleus into smaller fragments, with the release of neutrons and a large amount of energy
a)
nuclear fission -
b)
nuclear binding energy -
c)
mass defect -
d)
radiometric age dating -
45.
isotopes with an odd number of neutrons that can undergo nuclear fission
a)
fissile -
b)
nuclear fission -
c)
nuclear binding energy -
d)
mass defect -
46.
the process of combining nuclei to produce a nucleus of greater mass
a)
nuclear fusion -
b)
fissile -
c)
nuclear fission -
d)
nuclear binding energy -
47.
the process of making new elements within a star's core
a)
nucleosynthesis -
b)
nuclear fusion -
c)
fissile -
d)
nuclear fission -
48.
electromagnetic radiation and high-energy particles
a)
radiation -
b)
nucleosynthesis -
c)
nuclear fusion -
d)
fissile -
49.
the ability to knock electrons off of atoms to produce ions which is damaging to living organisms
a)
ionizing radiation -
b)
radiation -
c)
nucleosynthesis -
d)
nuclear fusion -
50.
the process of producing fissile isotopes by bombarding non-fissile isotopes with neutrons
a)
nuclear breeding -
b)
ionizing radiation -
c)
radiation -
d)
nucleosynthesis -
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