Ch.13 - Chemical KineticsWorksheetSee all chapters
All Chapters
Ch.1 - Intro to General Chemistry
Ch.2 - Atoms & Elements
Ch.3 - Chemical Reactions
BONUS: Lab Techniques and Procedures
BONUS: Mathematical Operations and Functions
Ch.4 - Chemical Quantities & Aqueous Reactions
Ch.5 - Gases
Ch.6 - Thermochemistry
Ch.7 - Quantum Mechanics
Ch.8 - Periodic Properties of the Elements
Ch.9 - Bonding & Molecular Structure
Ch.10 - Molecular Shapes & Valence Bond Theory
Ch.11 - Liquids, Solids & Intermolecular Forces
Ch.12 - Solutions
Ch.13 - Chemical Kinetics
Ch.14 - Chemical Equilibrium
Ch.15 - Acid and Base Equilibrium
Ch.16 - Aqueous Equilibrium
Ch. 17 - Chemical Thermodynamics
Ch.18 - Electrochemistry
Ch.19 - Nuclear Chemistry
Ch.20 - Organic Chemistry
Ch.22 - Chemistry of the Nonmetals
Ch.23 - Transition Metals and Coordination Compounds

Solution:  Which statements below are always true regarding the addition of a catalyst to a reaction:I. the catalyst is in the same state as the reactantsII. the catalyst lowers the activation energy in a reactionIII. the catalyst raises the value for the rate constant, kA. only IB. only IIC. only IIID. II and IIIE. All three statements

Solution:  Which statements below are always true regarding the addition of a catalyst to a reaction:I. the catalyst is in the same state as the reactantsII. the catalyst lowers the activation energy in a react

Problem

 Which statements below are always true regarding the addition of a catalyst to a reaction:

I. the catalyst is in the same state as the reactants

II. the catalyst lowers the activation energy in a reaction

III. the catalyst raises the value for the rate constant, k

A. only I

B. only II

C. only III

D. II and III

E. All three statements