How does n-type silicon differ from pure silicon? A) There are ...

[bobbie]

How does n-type silicon differ from pure silicon?
 
  A) There are other elements with more valence electrons than silicon in the silicon matrix.
  B) There are extra negative charges.
  C) There are no negative charges.
  D) There are other elements with less valence electrons than silicon in the silicon matrix.
  E) There are missing silicon atoms resulting in vacancies in the silicon matrix.

Question 2

Which of the following statements about fusion is the most accurate?
 
  A) The mass of the products is less than the mass of the reactants.
  B) The mass of the reactants is less than the mass of the products.
  C) A nuclear fusion will always release energy.
  D) Overcoming the strong nuclear force results in the release of a large amount of energy.
  E) Fission releases more energy than fusion.

[tennis14576]

Answer to Question 1

A

Answer to Question 2

A

[bobbie]

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