Which of the following statements about electrochemistry is not ...

[Haya94]

Which of the following statements about electrochemistry is not true?
 
  A) It is the study of how electrical energy and chemical reactions are related.
  B) It involves the use of a set of oxidation-reduction reactions to produce electrical current.
  C) It involves the use of electrical current to produce an oxidation-reduction reaction.
  D) It is the study of how electrons are transferred from one chemical compound to another.
  E) All of the above are true.

Question 2

Upon ingestion, grain alcohol, C2H6O, is metabolized into acetaldehyde, C2H4O, which is a toxic substance causing headaches as well as joint pains typical of a hangover. Is the grain alcohol oxidized or reduced as it transforms into acetaldehy
 
  A) The grain alcohol is reduced.
  B) The grain alcohol is oxidized.
  C) Some of the grain alcohol is oxidized and some is reduced to other products.
  D) The grain alcohol is neither oxidized nor reduced.

[macmac]

Answer to Question 1

Answer: E

Answer to Question 2

Answer: B

[Haya94]

Gracias!

[ttt030911]

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