Which statement about catalysts is NOT true?
A) A catalyst increases the rate of a chemical reaction.
B) A catalyst lowers the activation energy of a chemical reaction.
C) A catalyst lowers the ΔH of a chemical reaction.
D) A catalyst is recovered unchanged in the reaction it catalyzes.
Correct Answer:
Verified
Q16: Which of the following is a true
Q17: A chemical reaction releases 55.2 kcal. How
Q18: Which of the following energy quantities is
Q19: Which bond is the strongest?
A)H-Br
B)H-Cl
C)H-F
D)H-I
Q20: Catalysts accelerate a reaction by _.
A)lowering the
Q22: An equilibrium constant with a value of
Q23: What is the expression for the equilibrium
Q24: Consider the combustion reaction of propane: C3H8(g)+
Q25: Consider the reversible reaction at equilibrium: N2(g)+
Q26: The reversible reaction: PCl3(g)+ Cl2(g) 
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