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Study sets matching "chemistry mcat general"

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Study sets matching "chemistry mcat general"

437 terms
MCAT: General Chemistry 2015
What is the approximate mass of a prot…
What is the atomic number of an elemen…
What does the mass number of an elemen…
What is an isotope?
One atomic mass unit (amu)
The number of protons found in an atom of that element
The sum of protons and neutrons in the atom's nucleus.
Atoms that share an atomic number but have different mass num…
What is the approximate mass of a prot…
One atomic mass unit (amu)
What is the atomic number of an elemen…
The number of protons found in an atom of that element
MCAT General Chemistry
Alpha particle
Beta + decay
Beta - decay
Electron capture
Helium-4 atom (2neutrons and 2protons)
Conversion of proton to neutron and emission of positron (ant…
Coverts neutron to proton and a B- particle (electron) which…
Capture of electron from closest valence shell and then used…
Alpha particle
Helium-4 atom (2neutrons and 2protons)
Beta + decay
Conversion of proton to neutron and emission of positron (ant…
216 terms
MCAT: General Chemistry
STP
Ideal Gas Law
At STP, 1 mol of gas will occupy ...
Characteristics of an Ideal Gas
0°C and 1 atm
PV = nRT
22.4 L
1. Gas molecules have zero volume... 2. Gas molecules exert no f…
STP
0°C and 1 atm
Ideal Gas Law
PV = nRT
358 terms
MCAT (General Chemistry Review)
Absolute Zero
Absorption Spectrum
Acid
Acid Dissociation Constant (Ka)
The temperature at which all substances have no thermal energ…
The series of discrete lines at characteristic frequencies re…
A species that donates hydrogen ions or accepts electrons--Le…
The equilibrium constant that measures the degree of dissocia…
Absolute Zero
The temperature at which all substances have no thermal energ…
Absorption Spectrum
The series of discrete lines at characteristic frequencies re…
64 terms
General Chemistry MCAT 2016
Solving for the energy of a quanta
Solving for angular momentum of an ele…
Solving for energy of an electron
Solving for the electromagnetic energy…
-Use Planck's equation... -E=hf... -Planck's constant: h= 6.626 x…
L=nh/2π... -n=principal quantum number... -h=planck's constant (6.…
E= - (Rh/n^2)... Rh=Rydberg unit of energy... 2.18 x 10^-18 J/elec…
E=hc/λ... -h (Planck's constant): 6.626 x 10^-34 Jxs... -c (speed…
Solving for the energy of a quanta
-Use Planck's equation... -E=hf... -Planck's constant: h= 6.626 x…
Solving for angular momentum of an ele…
L=nh/2π... -n=principal quantum number... -h=planck's constant (6.…
104 terms
MCAT 2015 General Chemistry
orbits the nucleus
spherical probability cloud
n
m
"_________________" decribes the behavior of the hydrogen ele…
"_________________" decribes the location of the hydrogen ele…
This is the symbol for the "principal quantum number"
This is the symbol for the "magnetic quantum number"
orbits the nucleus
"_________________" decribes the behavior of the hydrogen ele…
spherical probability cloud
"_________________" decribes the location of the hydrogen ele…
216 terms
MCAT General Chemistry
STP
Ideal Gas Law
At STP, 1 mol of gas will occupy ...
Characteristics of an Ideal Gas
0°C and 1 atm
PV = nRT
22.4 L
1. Gas molecules have zero volume... 2. Gas molecules exert no f…
STP
0°C and 1 atm
Ideal Gas Law
PV = nRT
437 terms
MCAT: General Chemistry 2015
What is the approximate mass of a prot…
What is the atomic number of an elemen…
What does the mass number of an elemen…
What is an isotope?
One atomic mass unit (amu)
The number of protons found in an atom of that element
The sum of protons and neutrons in the atom's nucleus.
Atoms that share an atomic number but have different mass num…
What is the approximate mass of a prot…
One atomic mass unit (amu)
What is the atomic number of an elemen…
The number of protons found in an atom of that element
48 terms
MCAT General Chemistry
Atom (A & Z)
Strong Nuclear Force
Radioactive
Alpha Decay
A= Mass Number --> Z + N ... Z= Atomic Number --> # of Protons…
Holds together the protons & neutrons in the nucleus ... Must o…
Unstable Nuclei ... Undergo transformation to make more stable…
Atom (A & Z)
A= Mass Number --> Z + N ... Z= Atomic Number --> # of Protons…
Strong Nuclear Force
Holds together the protons & neutrons in the nucleus ... Must o…
64 terms
General Chemistry MCAT 2016
Solving for the energy of a quanta
Solving for angular momentum of an ele…
Solving for energy of an electron
Solving for the electromagnetic energy…
-Use Planck's equation... -E=hf... -Planck's constant: h= 6.626 x…
L=nh/2π... -n=principal quantum number... -h=planck's constant (6.…
E= - (Rh/n^2)... Rh=Rydberg unit of energy... 2.18 x 10^-18 J/elec…
E=hc/λ... -h (Planck's constant): 6.626 x 10^-34 Jxs... -c (speed…
Solving for the energy of a quanta
-Use Planck's equation... -E=hf... -Planck's constant: h= 6.626 x…
Solving for angular momentum of an ele…
L=nh/2π... -n=principal quantum number... -h=planck's constant (6.…
9 terms
MCAT: General Chemistry (Thermodynamics)
Work equation
The First Law of Thermodynamics
The Reaction Quotient
The Average Kinetic energy of a single…
(constant pressure)
Work equation
(constant pressure)
The First Law of Thermodynamics
141 terms
MCAT - General Chemistry
Atomic number Z
Isotopes
Mass number A
Atomic number
The number of protons in a nucleus, also equivalent to the nu…
Atoms of a single element that vary in number of neutrons
The combined number of protons (Z) and neutrons in a nucleus…
In shorthand superscript/subscript notation of atomic element…
Atomic number Z
The number of protons in a nucleus, also equivalent to the nu…
Isotopes
Atoms of a single element that vary in number of neutrons
30 terms
MCAT General Chemistry
quantum numbers
electron configuration
periodic table trends
period trend definitions
N- energy level... I- (n-1) s,p,d,f... Mi- orbital... Ms- spin... Hunds=…
ionization energy= energy required to remove electron from ga…
quantum numbers
N- energy level... I- (n-1) s,p,d,f... Mi- orbital... Ms- spin... Hunds=…
electron configuration
633 terms
MCAT General Chemistry
protons
atomic number (Z)
neutrons
mass number (A)
-found in the nucleus of an atom... -each proton has an amount o…
equal to the number of protons found in an atom of that element
-neutral - have no charge... -a neutron's mass is only slightly…
the sum of the protons and neutrons in the atom's nucleus
protons
-found in the nucleus of an atom... -each proton has an amount o…
atomic number (Z)
equal to the number of protons found in an atom of that element
171 terms
MCAT General Chemistry
Catalyst: basic definition
Ideal Gas
Ideal Gas Law (eq)
Standard Molar Volume
substance that increases the rate of reaction without being c…
has 4 characteristics not shared by a real gas... 1. Molecules…
PV=nRT
22.4 L... at STP, 1 mol of any gas (behaving ideally)
Catalyst: basic definition
substance that increases the rate of reaction without being c…
Ideal Gas
has 4 characteristics not shared by a real gas... 1. Molecules…
353 terms
MCAT General Chemistry
protons
neutron
electron
atomic number
has a positive charge and mass around 1 amu
has no charge and a mass around 1 amu
has a negative charge and negligible mass
the number of protons in a given element
protons
has a positive charge and mass around 1 amu
neutron
has no charge and a mass around 1 amu
251 terms
MCAT GENERAL CHEMISTRY
What is it called when the ion-dipole…
What governs the electrical conductivi…
What's the difference between a strong…
What does Gibbs free energy mean?
This is called an electrolyte solution. The solutes enable th…
Whether or not there are ions. The concentration of ions in a…
strong electrolytes dissociate completely. ... weak electrolytes…
It determines whether or not a reaction will occur by itself…
What is it called when the ion-dipole…
This is called an electrolyte solution. The solutes enable th…
What governs the electrical conductivi…
Whether or not there are ions. The concentration of ions in a…
353 terms
MCAT General Chemistry
protons
neutron
electron
atomic number
has a positive charge and mass around 1 amu
has no charge and a mass around 1 amu
has a negative charge and negligible mass
the number of protons in a given element
protons
has a positive charge and mass around 1 amu
neutron
has no charge and a mass around 1 amu
50 terms
MCAT General Chemistry Equations/Concepts
-log Trick
Percent Composition by Mass
Average Molecular Speeds of Gases
Bond Dissociation Energy
-log Trick
Percent Composition by Mass
85 terms
MCAT General Chemistry
Alpha particle
Beta + decay
Beta - decay
Electron capture
Helium-4 atom (2neutrons and 2protons)
Conversion of proton to neutron and emission of positron (ant…
Coverts neutron to proton and a B- particle (electron) which…
Capture of electron from closest valence shell and then used…
Alpha particle
Helium-4 atom (2neutrons and 2protons)
Beta + decay
Conversion of proton to neutron and emission of positron (ant…
617 terms
MCAT General Chemistry
STP
Ideal Gas Law
At STP, 1 mol of gas will occupy ...
Characteristics of an Ideal Gas
0°C and 1 atm
PV = nRT
22.4 L
1. Gas molecules have zero volume... 2. Gas molecules exert no f…
STP
0°C and 1 atm
Ideal Gas Law
PV = nRT
50 terms
MCAT General Chemistry Equations/Concepts
-log Trick
Percent Composition by Mass
Average Molecular Speeds of Gases
Bond Dissociation Energy
-log Trick
Percent Composition by Mass
84 terms
MCAT General Chemistry
proton
atomic number
neutrons
electrons
charge +1... mass 1amu
Z = # of protons in the nucleus = # electrons in a neutral atom
no charge... mass 1 amu... # of neutrons = A-Z
charge -1... mass 1/1836 amu... 9.1*10^-31
proton
charge +1... mass 1amu
atomic number
Z = # of protons in the nucleus = # electrons in a neutral atom
64 terms
General Chemistry MCAT 2016
Solving for the energy of a quanta
Solving for angular momentum of an ele…
Solving for energy of an electron
Solving for the electromagnetic energy…
-Use Planck's equation... -E=hf... -Planck's constant: h= 6.626 x…
L=nh/2π... -n=principal quantum number... -h=planck's constant (6.…
E= - (Rh/n^2)... Rh=Rydberg unit of energy... 2.18 x 10^-18 J/elec…
E=hc/λ... -h (Planck's constant): 6.626 x 10^-34 Jxs... -c (speed…
Solving for the energy of a quanta
-Use Planck's equation... -E=hf... -Planck's constant: h= 6.626 x…
Solving for angular momentum of an ele…
L=nh/2π... -n=principal quantum number... -h=planck's constant (6.…
613 terms
MCAT General Chemistry
STP
Ideal Gas Law
At STP, 1 mol of gas will occupy ...
Characteristics of an Ideal Gas
0°C and 1 atm
PV = nRT
22.4 L
1. Gas molecules have zero volume... 2. Gas molecules exert no f…
STP
0°C and 1 atm
Ideal Gas Law
PV = nRT
245 terms
General Chemistry MCAT
Acid
Acid dissociation constant
alkali metals
alkaline earth metals
Bronsetd= proton donating species ... Lewis= electoron acceptor
the equilibrium constant that measures the degree of dissocia…
elements found in the group 1A of the periodic table; highly…
elements found in group 2A of the periodic table; chemistry i…
Acid
Bronsetd= proton donating species ... Lewis= electoron acceptor
Acid dissociation constant
the equilibrium constant that measures the degree of dissocia…
13 terms
MCAT Physics & General Chemistry
Prefix Chart
angstroms to meters
electron-volt
Trigonometric Functions
a unit used to express atomic dimensions 1 A= 10^-10 m
the energy given to an electron accelerated by a one volt pot…
Prefix Chart
angstroms to meters
a unit used to express atomic dimensions 1 A= 10^-10 m
18 terms
General chemistry MCAT
Proton
neutron
electron
nucleus
postive charge mass around 1 amu
has no charge mass around 1 amu
negative charge the mass is negilble
contains protons and neutrons the electrons move around the n…
Proton
postive charge mass around 1 amu
neutron
has no charge mass around 1 amu
242 terms
MCAT General Chemistry
Atomic number
Mass number
Atomic mass
Isotopes
The number of protons in a given element
The sum of an element's protons and neutrons
Essentially equal to the mass number, the sum of an element's…
Atoms of a given element (same atomic number) that have diffe…
Atomic number
The number of protons in a given element
Mass number
The sum of an element's protons and neutrons
216 terms
MCAT General Chemistry
STP
Ideal Gas Law
At STP, 1 mol of gas will occupy ...
Characteristics of an Ideal Gas
0°C and 1 atm
PV = nRT
22.4 L
1. Gas molecules have zero volume... 2. Gas molecules exert no f…
STP
0°C and 1 atm
Ideal Gas Law
PV = nRT
173 terms
MCAT: General Chemistry
proton
neutron
electron
atomic number (Z)
has a mass of 1 amu; located in the nucleus of an atom; used…
has a mass of approx. 1 amu (slightly larger than that of a p…
has a negative charge that is equal in magnitude to that of a…
is equal to the number of protons found in an atom of an elem…
proton
has a mass of 1 amu; located in the nucleus of an atom; used…
neutron
has a mass of approx. 1 amu (slightly larger than that of a p…
216 terms
MCAT General Chemistry
STP
Ideal Gas Law
At STP, 1 mol of gas will occupy ...
Characteristics of an Ideal Gas
0°C and 1 atm
PV = nRT
22.4 L
1. Gas molecules have zero volume... 2. Gas molecules exert no f…
STP
0°C and 1 atm
Ideal Gas Law
PV = nRT
161 terms
MCAT: General Chemistry
Law of mass action
quantum theory
alkali metals
Alkaline earth metals
group 1 on the periodic table
group 2( alphabetically alkaline is after alkali (group1)
Law of mass action
quantum theory
13 terms
MCAT Physics & General Chemistry
Prefix Chart
angstroms to meters
electron-volt
Trigonometric Functions
a unit used to express atomic dimensions 1 A= 10^-10 m
the energy given to an electron accelerated by a one volt pot…
Prefix Chart
angstroms to meters
a unit used to express atomic dimensions 1 A= 10^-10 m
353 terms
MCAT General Chemistry
protons
neutron
electron
atomic number
has a positive charge and mass around 1 amu
has no charge and a mass around 1 amu
has a negative charge and negligible mass
the number of protons in a given element
protons
has a positive charge and mass around 1 amu
neutron
has no charge and a mass around 1 amu
287 terms
MCAT 2015: General Chemistry
absolute zero
acid
acid radical
acid salt
the lowest possible temperature (-273.15°C)
a substance that can give a proton to another substance; they…
the negative ion left behind when an acid loses a hydrogen ion
contains at least one hydrogen ion and can behave as an acid…
absolute zero
the lowest possible temperature (-273.15°C)
acid
a substance that can give a proton to another substance; they…
64 terms
General Chemistry MCAT 2016
Solving for the energy of a quanta
Solving for angular momentum of an ele…
Solving for energy of an electron
Solving for the electromagnetic energy…
-Use Planck's equation... -E=hf... -Planck's constant: h= 6.626 x…
L=nh/2π... -n=principal quantum number... -h=planck's constant (6.…
E= - (Rh/n^2)... Rh=Rydberg unit of energy... 2.18 x 10^-18 J/elec…
E=hc/λ... -h (Planck's constant): 6.626 x 10^-34 Jxs... -c (speed…
Solving for the energy of a quanta
-Use Planck's equation... -E=hf... -Planck's constant: h= 6.626 x…
Solving for angular momentum of an ele…
L=nh/2π... -n=principal quantum number... -h=planck's constant (6.…
42 terms
MCAT General Chemistry Equations
Planck Relation (frequency)
Avagadro's Number
Planck's Constant
Angular Momentum of an electron (Bohr…
E = hf
6.02x10^23
6.6 * 10^-34 joule/sec
L=(n·h/2·π)
Planck Relation (frequency)
E = hf
Avagadro's Number
6.02x10^23
33 terms
MCAT General Chemistry
Standard Gibbs free energy
Gibbs free energy
Dalton's law of partial pressures
Henry's law
Pa = Xa * Ptot
Gas concentration is directly proportional to partial pressur…
Standard Gibbs free energy
Gibbs free energy
633 terms
MCAT General Chemistry
protons
atomic number (Z)
neutrons
mass number (A)
-found in the nucleus of an atom... -each proton has an amount o…
equal to the number of protons found in an atom of that element
-neutral - have no charge... -a neutron's mass is only slightly…
the sum of the protons and neutrons in the atom's nucleus
protons
-found in the nucleus of an atom... -each proton has an amount o…
atomic number (Z)
equal to the number of protons found in an atom of that element
99 terms
MCAT General Chemistry
Define proton
Define neutron
Define electrons
Define nucleus
subatomic particle with a positive charge and mass around 1 amu
subatomic particle with no charge and a mass around 1 amu
subatomic particles with negative charges and negligible mass…
contains the protons and neutrons, while the electrons move a…
Define proton
subatomic particle with a positive charge and mass around 1 amu
Define neutron
subatomic particle with no charge and a mass around 1 amu
149 terms
MCAT Review General Chemistry
Calculate Formal Charge
bond dissociation energy (BDE)
homolytic bond cleavage
heterolytic bond cleavage
FC=V - (1/2)B - L... V = # of valence electrons... B = # of bonding…
the energy required to break a bond homolytically
one electron of the bond being broken goes to each fragment o…
both electrons of the electron pair that make up the bond end…
Calculate Formal Charge
FC=V - (1/2)B - L... V = # of valence electrons... B = # of bonding…
bond dissociation energy (BDE)
the energy required to break a bond homolytically
42 terms
MCAT General Chemistry
strong nuclear force
atomic radius trend
effective nuclear charge trend
electronegativity and bonds
hold protons and neutrons together to form the nucleus
radius decreases going across a period... radius increases goin…
increases going left to right across the table... increases fro…
ionic bonds: large difference... polar covalent bonds: moderate…
strong nuclear force
hold protons and neutrons together to form the nucleus
atomic radius trend
radius decreases going across a period... radius increases goin…
201 terms
MCAT: General Chemistry
atomic weight
mole
Avogadro's number
moles =
the weighted average of the masses of the naturally occurring…
a unit used to count particles and is represented by Avogadro…
6.022 x 10^23 particles
mass of a sample / molar mass
atomic weight
the weighted average of the masses of the naturally occurring…
mole
a unit used to count particles and is represented by Avogadro…
216 terms
MCAT General Chemistry
STP
Ideal Gas Law
At STP, 1 mol of gas will occupy ...
Characteristics of an Ideal Gas
0°C and 1 atm
PV = nRT
22.4 L
1. Gas molecules have zero volume... 2. Gas molecules exert no f…
STP
0°C and 1 atm
Ideal Gas Law
PV = nRT
32 terms
MCAT General Chemistry
the fundamental unit of matter is the…
Protons are found in the ___________ o…
the ________ _________ of an element i…
Neutrons are ____________, they have _…
atom; proton, neutron, electron
nucleus; e=1.6E-19 C; 1 atomic mass unit (amu)
atomic number (Z)
neutral; no charge
the fundamental unit of matter is the…
atom; proton, neutron, electron
Protons are found in the ___________ o…
nucleus; e=1.6E-19 C; 1 atomic mass unit (amu)
256 terms
MCAT General Chemistry
+1 Polyatomic Ions
-1 Polyatomic Ions
-2 Polyatomic Ions
-3 Polyatomic Ions
Ammonium NH4+ ... Hydronium H3O+
Acetate CH3CO2-... Bicarbonate HCO3-... Cyanide CN-... Hydroxide OH-... N…
Carbonate CO3 2-... Sulfate SO4 2-... Sulfite SO3 2-
Phosphate PO4 3-
+1 Polyatomic Ions
Ammonium NH4+ ... Hydronium H3O+
-1 Polyatomic Ions
Acetate CH3CO2-... Bicarbonate HCO3-... Cyanide CN-... Hydroxide OH-... N…
13 terms
MCAT 2015 - General Chemistry
Protons
Atomic Number
Atomic Mass Number
Neutrons
Positive ions in the nucleus of a chemical atom
The amount of protons found in an atom of an element
Sum of protons and neutrons in nucleus (in AMU)
Neutral in the nucleus
Protons
Positive ions in the nucleus of a chemical atom
Atomic Number
The amount of protons found in an atom of an element
51 terms
MCAT General Chemistry Equation
-log Trick
Percent Composition by Mass
Average Molecular Speeds of Gases
Bond Dissociation Energy
-log Trick
Percent Composition by Mass
43 terms
MCAT General Chemistry
energy of electron
electromagnetic energy of photons
Quantum numbers
alpha decay
E=-R/(n^2)
n= n... l= 0 to n-1 (s=0, p=1, d=2, f=3)... ml= between l and -l
nucleus has too much mass... release 2 protons and 2 neutrons (l…
energy of electron
E=-R/(n^2)
electromagnetic energy of photons
1 of 10