In a reaction involving I-, I2, and starch, you observe the rate at which a blue color appears over time. Which of the following statements is true?

A. You are observing the disappearance of reactants over time.

B. You are observing the appearance of the transition state over time.

C. You are observing the appearance of products over time.

D. You are observing the disappearance of products over time.

***MY answer: C
is that right @thomaster :)

Question

In a reaction involving I-, I2, and starch, you observe the rate at which a blue color appears over time. Which of the following statements is true?

A.       You are observing the disappearance of reactants over time.

B.       You are observing the appearance of the transition state over time.

C.       You are observing the appearance of products over time.

D.       You are observing the disappearance of products over time.

***MY answer: C
is that right @thomaster :)

thomaster · Answer

when you add iodine to starch it'll turn blue. This is because products appear :P so the answer is C.

anonymous · Answer

aweosme! thank you! :)