AP Chemistry Rate Law

AP Chemistry Rate Law

11th Grade

25 Qs

quiz-placeholder

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AP Chemistry Rate Law

AP Chemistry Rate Law

Assessment

Quiz

Science

11th Grade

Practice Problem

Easy

NGSS
HS-PS1-5, HS-PS1-6

Standards-aligned

Created by

Lisa Thompson

Used 3+ times

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25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which step of a reaction mechanism determines the rate?

the slow step

the fast step

the first step

the second step

Tags

NGSS.HS-PS1-5

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the unit for the rate constant (k) for 2nd order reactions?

s-1

M/s

M-1s-1

Tags

NGSS.HS-PS1-5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the rate law for the reaction with this slow elementary step? A --> B + C

rate = k[A]2

rate = k[B]2

rate = k[A][B]

rate = k[A]

Tags

NGSS.HS-PS1-5

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A possible rate law for a third overall order of a reaction is __________________

Rate = k [A]2[B]2

Rate = k [A][B]3

Rate = k [A]3 [B]

Rate = k [A]2[B]

Tags

NGSS.HS-PS1-5

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

As concentration increases, reaction rate .......

Increases

decreases

Tags

NGSS.HS-PS1-5

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The rate of a chemical reaction is NOT affected by which of the following:

temperature

concentration

particle size (surface area)

All of these affect reaction rates

Tags

NGSS.HS-PS1-5

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which change increases the rate of a chemical reaction?

Increasing the size of solid reactant particles

Decreasing the concentration of aqueous reactants

Increasing the surface area of a solid reactant

Decreasing the pressure of gaseous reactants

Tags

NGSS.HS-PS1-5

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