Author Question: Oil floats on water because oil is less dense than water. Indicate whether the statement is true ... (Read 81 times)

faduma

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Oil floats on water because oil is less dense than water.
 
  Indicate whether the statement is true or false

Question 2

Which of the following statements about catalysts is NOT true?
 
  A) A catalyst alters the rate of a chemical reaction.
  B) A catalyst can be consumed in a reaction as long as it is regenerated.
  C) A catalyst can be used to speed up slow reactions.
  D) A catalyst does not change the energy of the reactants or the products.
  E) All of the above are true.



kkenney

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Answer to Question 1

TRUE

Answer to Question 2

E



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