The Rate Law for a Reaction Is Found to Be

question 31

Multiple Choice

The rate law for a reaction is found to be Rate = k[A]²[B].Which of the following mechanisms gives this rate law?
I.A + B
E (fast)
E + B → C + D (slow)
II.A + B
E (fast)
E + A → C + D (slow)
III.A + A → E (slow) .
E + B → C + D (fast)

• A)II only
• B)III only
• C)I only
• D)two of these
• E)none of these

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Definitions:

Rods

Photoreceptor cells in the retina of the eye that are sensitive to low light levels but not color.

Epigenetic Changes

Modifications in gene expression caused by mechanisms other than changes in the underlying DNA sequence.

Gate

A point of entry or exit in a fence or wall, usually consisting of a movable mechanism that can be opened or closed.

Fade From View

The process or act of something gradually becoming less visible or recognized over time.