4
QuizMultiple Choice

Rate Laws — Quiz

Question 4 • 26-27 - C - RUSD Chemistry in the Earth System

A chemist is studying the effect of acid rain on the steel in bridges. Why would she most likely use rate laws in this study?

Answer
A
to see how much of the steel reacts with the acid rain
B
to determine how much the color of the steel bridge has changed
C
to determine how much weight the steel bridge can now hold
D
to see how the concentration of the acid would affect the rate at which the steel corroded

Explanation

Rate laws describe how reactant concentrations affect the rate of a chemical reaction. In this study, the chemist would use a rate law to see how the acid concentration affects how quickly the steel corrodes. Choice D states this directly; the other choices concern corrosion outcomes rather than reaction rate.

AI-written and checked against the verified answer.

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