Answer
See explanation below.
Work Step by Step
The concentration of reactants as it decreases during a reaction, or that of the product which increases as the reaction proceeds, is measured over time to obtain the reaction rate.
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.