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Chemistry

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Ursula Block

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Cards in this guide (18)
The instability that occurs in larger nuclei is caused by the fact that

the repulsive electrostatic force does not decrease with distance as quickly as the strong nuclear force does.

Which of the following is true regarding hydrogen fuel cells and hydrogen fusion

The amount of mass that "disappears" in the fusion of two hydrogen atoms is more than the amount of mass that "disappears" when two atoms are used in a fuel cell.
the amount of mass that dissapears.........ect

Possible options for spent nuclear fuel rods include

burying them in deep caverns.removing lighter nuclei and reusing them

re-mixing them and putting them back in the mines

Which of the following are differences between nuclear reactors and nuclear bombs

-both have critical mass

-both use chain reactions

A P E X renaa

One thing that is not a factor in determining critical mass is

the age of the material

The most effective shape for achieving critical mass is a

sphere

What is a bond that is an electrostatic attraction between atoms of opposite charges

ionic bond

Elements become radioactive when the repulsive strong nuclear force overcomes the attractive electroactive force

false

What contributed to US economic growth in the 1950s

The industrial power of the United States

What are the control rods in a nuclear reactor made of

The control rods inside a nuclear reactor are made out of Boron.

How did Orson Welles's interview after the radio broadcast of War of the Worlds differ from the New York Times account of it

Welles knew all along that the broadcast wasn't a true story (apex)

The processes of bone scan imagining and radiocarbon dating are what

similar because they both depend on spontaneous radioactive decay.

How does the narrator most clearly change from the beginning to the end of the story


By the end of the story, he is more philosophical than scientific.

What are controls rods used for

the absorb neutrons in controlled nuclear reactions

Which produces the most energy

fusing 10 kg of hydrogen

What Critical mass depends on all the following except

the catalyst and the polarity

Lasers are not a part of any of these processes except for______

Inertial confinement fusion Apex

I’m a nuclear reaction which of the following must be conserved

Charge

The count of nucleons

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