CHEM 1011 COMPREHENSIVE EXAM ACTUAL QUESTIONS
AND SOLUTIONS RATED A+
✔✔Alcohol - ✔✔2-Heptanol is a/an _____________.
✔✔Alpha - ✔✔An __________ particle is a high-energy helium nucleus, consisting of
two protons and two neutrons.
✔✔1. identify damaged tissue
2. detect and monitor tumor growth
3. locate obstructions of blood flow - ✔✔Radioactive tracers in medicine are used to do
what? (There are three functions)
✔✔Gamma - ✔✔What type of radiation is most damaging to biological tissues?
✔✔Nucleons - ✔✔______________ are the protons and neutrons within a nucleus
✔✔Reproducing cells - ✔✔Radiation damage is most likely to occur in rapidly
_______________ ____________.
✔✔Fission - ✔✔Nuclear _____________ results in the formation of a large number of
different products.
✔✔Decreases - ✔✔When calculating cell potential, as the reaction proceeds, Q
_______________ with time.
✔✔n = number of electrons transferred in an equation. - ✔✔When calculating cell
potential and using the Nernst equation, what does n stand for?
✔✔Cell potential, nonstandard conditions - ✔✔The Nernst equation is used when we
want to calculate ____________ ______________ under __________________
________________.
✔✔1. 1 M concentration
2. Room Temperature - ✔✔What are standard conditions for cell potential? (There are
two standards)
✔✔Solids - ✔✔When calculating Q for cell potential, what should always be left out?
✔✔-1 - ✔✔What is the charge for hydride?
✔✔anode, cathode, 2 - ✔✔When writing cell notation, the _____________ comes first,
followed by the _______________, and the two are separated by _________ solid
lines.
, ✔✔increase, decrease - ✔✔In a Galvanic cell, whatever process has a/an
___________ in entropy is the anode and whatever process has a/an ____________ in
entropy is the cathode.
✔✔2H+(aq) + 2e- -> H2(g) - ✔✔What equation is every other cell potential compared
to? (also known as 'ground zero' equation).
✔✔F= 96,485 - ✔✔When calculating free energy under standard conditions for cell
potential, what is the value of F?
✔✔bottom, proton - ✔✔The z number indicates the ___________ number, and it is
based on how many _____________ an element has.
✔✔Strong nuclear force - ✔✔Positive protons are held together by a
________________ _______________ ______________.
✔✔created energy - ✔✔The mass difference represents ______________
_______________.
✔✔1. Calculate the mass difference
2. Convert the mass difference to kg
3. Multiply by the speed of light using E=MC^2 (given)
4. Divide by Avogadro's number (given)
5. Divide by 1EV (given) - ✔✔List the steps of calculating binding energy. ( There are
5).
✔✔Calculated mass - PT mass = Mass difference - ✔✔What is the equation for mass
difference?
✔✔(number of protons)(mass of a proton)+(number of neutrons)(mass of a
neutron)+(number of electrons)(mass of electron) - ✔✔How do you calculate the initial
mass when calculating mass difference?
✔✔C-12 - ✔✔What element is all mass based upon on the periodic table?
✔✔Stable - ✔✔Even numbers of protons and neutrons make a nuclide __________.
✔✔Lower - ✔✔______________ elements on the periodic table undergo beta decay
✔✔decrease - ✔✔If you add electrons, then there's a _____________.
✔✔# of protons (z number) + # of neutrons - ✔✔What does the top number stand for in
an isotope?
AND SOLUTIONS RATED A+
✔✔Alcohol - ✔✔2-Heptanol is a/an _____________.
✔✔Alpha - ✔✔An __________ particle is a high-energy helium nucleus, consisting of
two protons and two neutrons.
✔✔1. identify damaged tissue
2. detect and monitor tumor growth
3. locate obstructions of blood flow - ✔✔Radioactive tracers in medicine are used to do
what? (There are three functions)
✔✔Gamma - ✔✔What type of radiation is most damaging to biological tissues?
✔✔Nucleons - ✔✔______________ are the protons and neutrons within a nucleus
✔✔Reproducing cells - ✔✔Radiation damage is most likely to occur in rapidly
_______________ ____________.
✔✔Fission - ✔✔Nuclear _____________ results in the formation of a large number of
different products.
✔✔Decreases - ✔✔When calculating cell potential, as the reaction proceeds, Q
_______________ with time.
✔✔n = number of electrons transferred in an equation. - ✔✔When calculating cell
potential and using the Nernst equation, what does n stand for?
✔✔Cell potential, nonstandard conditions - ✔✔The Nernst equation is used when we
want to calculate ____________ ______________ under __________________
________________.
✔✔1. 1 M concentration
2. Room Temperature - ✔✔What are standard conditions for cell potential? (There are
two standards)
✔✔Solids - ✔✔When calculating Q for cell potential, what should always be left out?
✔✔-1 - ✔✔What is the charge for hydride?
✔✔anode, cathode, 2 - ✔✔When writing cell notation, the _____________ comes first,
followed by the _______________, and the two are separated by _________ solid
lines.
, ✔✔increase, decrease - ✔✔In a Galvanic cell, whatever process has a/an
___________ in entropy is the anode and whatever process has a/an ____________ in
entropy is the cathode.
✔✔2H+(aq) + 2e- -> H2(g) - ✔✔What equation is every other cell potential compared
to? (also known as 'ground zero' equation).
✔✔F= 96,485 - ✔✔When calculating free energy under standard conditions for cell
potential, what is the value of F?
✔✔bottom, proton - ✔✔The z number indicates the ___________ number, and it is
based on how many _____________ an element has.
✔✔Strong nuclear force - ✔✔Positive protons are held together by a
________________ _______________ ______________.
✔✔created energy - ✔✔The mass difference represents ______________
_______________.
✔✔1. Calculate the mass difference
2. Convert the mass difference to kg
3. Multiply by the speed of light using E=MC^2 (given)
4. Divide by Avogadro's number (given)
5. Divide by 1EV (given) - ✔✔List the steps of calculating binding energy. ( There are
5).
✔✔Calculated mass - PT mass = Mass difference - ✔✔What is the equation for mass
difference?
✔✔(number of protons)(mass of a proton)+(number of neutrons)(mass of a
neutron)+(number of electrons)(mass of electron) - ✔✔How do you calculate the initial
mass when calculating mass difference?
✔✔C-12 - ✔✔What element is all mass based upon on the periodic table?
✔✔Stable - ✔✔Even numbers of protons and neutrons make a nuclide __________.
✔✔Lower - ✔✔______________ elements on the periodic table undergo beta decay
✔✔decrease - ✔✔If you add electrons, then there's a _____________.
✔✔# of protons (z number) + # of neutrons - ✔✔What does the top number stand for in
an isotope?
