CSU CHEM 103 EXAM 3 QUESTIONS WITH
CORRECT ANSWERS 2026
Approximately how much more energy per gram is there in uranium in a fission reaction
compared to gasoline in a combustion reaction? - CORRECT ANSWER -A million
Approximately how many additional nuclear power plants would need to be built in the US to
supply out current electricity needs? - CORRECT ANSWER -200
spent nuclear fuel (SNF) is not radioactive - CORRECT ANSWER -false
how much space does the accumulated nuclear waste for the US occupy? - CORRECT ANSWER -
55 gallon drums packed on a football field and stacked several high
what happened when the experimental Integral Fast Reactor (IFR) lost coolant and overheated?
- CORRECT ANSWER -it shut down
what are some of the most notorious nuclear power plant accidents? - CORRECT ANSWER -
Chernobyl
Fukushima-Daichi
Three Mile Island
You have 64-grams of some radioactive material. the half is 30 days. How much of the
radioactive materials is present after 90 days? - CORRECT ANSWER -1-10 grams
exposure to ionizing radiation can cause cancer, yet a beam of ionizing radiation can also be
used to cure certain types of cancer. Why is this? - CORRECT ANSWER -if the energy of the
ionizing radiation is high enough, it will kill cancer cells
, What type of change is expected for this radioactive decay : alpha emission - CORRECT ANSWER
-Change in both mass and atomic number
What type of change is expected for this radioactive decay : beta emission - CORRECT ANSWER -
change in atomic number
What type of change is expected for this radioactive decay : gamma emission - CORRECT
ANSWER -change in neither atomic or mass number
Nuclear energy should be developed as a carbon free alternative to fossil fuels - CORRECT
ANSWER -agree
what is the main advantage nuclear energy according to the pro-nuclear environmentalists in
the documentary Pandora's Promise? - CORRECT ANSWER -there are no CO2 emissions
if France produced 80% of its 1.6 EJ of electrical energy from 1 GW nuclear power plants how
many nuclear power plants running 24/7/365 would be required? - CORRECT ANSWER -40
according to Pandora's Promise how much more energy will the world need by 2050 or 2100 as
the world population grows to 10-11 billion and many countries become more developed
economically? - CORRECT ANSWER -3x
how much COc2 in metric tonnes is produced by the combustion of 440 metric tonnes of
propane (C3H8)? - CORRECT ANSWER -1300-1400
Where does NOx's come from? - CORRECT ANSWER -nitrogen in the atmosphere reacts with the
oxygen in the atmosphere when in high temperature combustion occurs
CORRECT ANSWERS 2026
Approximately how much more energy per gram is there in uranium in a fission reaction
compared to gasoline in a combustion reaction? - CORRECT ANSWER -A million
Approximately how many additional nuclear power plants would need to be built in the US to
supply out current electricity needs? - CORRECT ANSWER -200
spent nuclear fuel (SNF) is not radioactive - CORRECT ANSWER -false
how much space does the accumulated nuclear waste for the US occupy? - CORRECT ANSWER -
55 gallon drums packed on a football field and stacked several high
what happened when the experimental Integral Fast Reactor (IFR) lost coolant and overheated?
- CORRECT ANSWER -it shut down
what are some of the most notorious nuclear power plant accidents? - CORRECT ANSWER -
Chernobyl
Fukushima-Daichi
Three Mile Island
You have 64-grams of some radioactive material. the half is 30 days. How much of the
radioactive materials is present after 90 days? - CORRECT ANSWER -1-10 grams
exposure to ionizing radiation can cause cancer, yet a beam of ionizing radiation can also be
used to cure certain types of cancer. Why is this? - CORRECT ANSWER -if the energy of the
ionizing radiation is high enough, it will kill cancer cells
, What type of change is expected for this radioactive decay : alpha emission - CORRECT ANSWER
-Change in both mass and atomic number
What type of change is expected for this radioactive decay : beta emission - CORRECT ANSWER -
change in atomic number
What type of change is expected for this radioactive decay : gamma emission - CORRECT
ANSWER -change in neither atomic or mass number
Nuclear energy should be developed as a carbon free alternative to fossil fuels - CORRECT
ANSWER -agree
what is the main advantage nuclear energy according to the pro-nuclear environmentalists in
the documentary Pandora's Promise? - CORRECT ANSWER -there are no CO2 emissions
if France produced 80% of its 1.6 EJ of electrical energy from 1 GW nuclear power plants how
many nuclear power plants running 24/7/365 would be required? - CORRECT ANSWER -40
according to Pandora's Promise how much more energy will the world need by 2050 or 2100 as
the world population grows to 10-11 billion and many countries become more developed
economically? - CORRECT ANSWER -3x
how much COc2 in metric tonnes is produced by the combustion of 440 metric tonnes of
propane (C3H8)? - CORRECT ANSWER -1300-1400
Where does NOx's come from? - CORRECT ANSWER -nitrogen in the atmosphere reacts with the
oxygen in the atmosphere when in high temperature combustion occurs
