Question

Which of these statements is not true about chemical reaction rates?

A. The reaction rates can change.
B. The reaction rates can increase.
C. The reaction rates can decrease.
D. The reaction rates are always constant.

Answer 1

The answer is D

Step-by-step explanation:

It is correct i took the test

Answer 2

I think it is A. The reaction rates can change.
I think we all know that B. and C. are incorrect, but I took a science lesson about this and it specifically said that on a graph of a rate, a curved line is NOT constant, meaning it is possible to not be constant.