Chemical Kinetics

A substance that serves as an alternative pathway by which a reaction occurs

The process of increasing the chemical reaction by adding a substance that increases the rate of reaction

Tags

NGSS.HS-PS1-5

A way to determine the rate of reaction for different concentration of reactants

Tags

NGSS.HS-PS1-5

Which is an appropriate unit for the rate of a reaction?

• mol dm^-3 s

• mol dm^-3 s^-1

• mol dm^-3

• s

Tags

NGSS.HS-PS1-5

The rate constant in the rate law above is 0.5 L/mol·s. If the initial concentration of A is 0.1 M, how long will it take for [A] to drop to 0.025 M?

• 0.7 s

• 1.4 s

• 2.8 s

• There is not enough information given.

Tags

NGSS.HS-PS1-5

Which of the following increase the reaction rate?

• less surface area

• lower temperature

• an inhibitor

• increased concentration

Tags

NGSS.HS-PS1-5

Types of chemical reaction in relation to chemical kinetics;

• Consecutive

• Reversible

• Simple

• Simultaneous

Tags

NGSS.HS-PS1-5

True or False: A reaction can be stopped or slowed down by adding an inhibitor.

• True

• False

Tags

NGSS.HS-PS1-5

True or False: All collisions of molecules result in chemical change.

• True

• False

Tags

NGSS.MS-PS1-2

The order of reaction is based from non-experimental data

• True

• False