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.
