Which of the following statements is false?
A) Chemical reactions progress at a faster rate when the reacting particles are present in higher numbers.
B) Catalysts increase the rate of chemical reactions.
C) Chemical reactions proceed more quickly at higher temperatures.
D) Larger particles move faster than smaller ones and thus collide more frequently and more forcefully.
Correct Answer:
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Q1: Which of the following elements is necessary
Q2: Which of the following is not a
Q3: Select which reactions will usually be irreversible
Q5: An atom with a valence of 3
Q6: Which of the following constitutes a long
Q7: Select the statement about mixtures that is
Q8: What happens in redox reactions?
A)the reaction is
Q9: An example of a coenzyme is .
A)iron
B)zinc
C)riboflavin
Q10: Two good examples of a colloid would
Q11: Which protein types are vitally important to
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