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 Questions Asked
 18
 Questions Answered
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 Medals Received
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Questions Asked

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Group Title
Uranium234 is unstable and undergoes two subsequent alpha emissions. What is the resulting nuclide from this transformation?
 updated one year ago
 2 replies
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Mathematics

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Your aunt, who is an auto mechanic, has asked you to create a trifold pamphlet that she can display in her shop to help explain to customer…
 updated one year ago
 1 reply
 1 Medal
Mathematics

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Given your expertise in gas laws, your relatives have come to you for help. Your aunt, who is an auto mechanic, has asked you to create a tr…
 updated one year ago
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Mathematics

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Which equivalence factor should you use to convert from 6.26 moles of O2 to molecules of O2?
…
 updated one year ago
 1 reply
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Mathematics

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Which equivalence factor should you use to convert from 3.48 x 1018 atoms of Mg to moles of Mg?
…
 updated one year ago
 1 reply
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Mathematics

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Heat is the total potential energy of a substance that can be transferred.
True
…
 updated one year ago
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Mathematics

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Crystalline and amorphous solids differ in the degree of order among their particles.
True
…
 updated one year ago
 3 replies
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Mathematics

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Substances held together by only Van der Waal's forces are still able to conduct electricity very well because they still contain electrons.…
 updated one year ago
 9 replies
 1 Medal
Mathematics

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If the temperature and volume of a gas are held constant, an increase in pressure would most likely be caused by an increase in the number o…
 updated one year ago
 3 replies
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Mathematics

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The average kinetic energy of 1 mole of a gas at 273 degrees Celsius is:
…
 updated one year ago
 2 replies
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Mathematics

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If the change in enthalpy is negative, ΔH is negative and heat is released during the change.
…
 updated one year ago
 3 replies
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Mathematics

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in a 4stroke engine describe the changes that occur in each step of the process in terms of pressure, volume, temperature and moles of gas …
 updated one year ago
 1 reply
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Mathematics

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Alpha radiation:
…
 updated one year ago
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Mathematics

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A radioisotope used for diagnosis must emit gamma rays of sufficient energy to escape from the body and it must have a halflife short enoug…
 updated one year ago
 1 reply
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Mathematics

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According to Alex Gabbard, in "Coal Combustion: Nuclear Resource or Danger," a recent report from Oak Ridge National Laboratory concludes th…
 updated one year ago
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Mathematics

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Alpha particle emission occurs when:
…
 updated one year ago
 1 reply
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Mathematics

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A mass of 10.0 kilograms is completely converted into energy. What is this amount of energy in joules? (1 J = 1 kg m2/s2)
…
 updated one year ago
 5 replies
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Mathematics

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Describe several safety features installed in nuclear energy facilities that serve to minimize the environmental impact associated with the …
 updated one year ago
 1 reply
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Mathematics