Thermochemistry and Chemical Kinetics

Front

What is defined as the degree of coldness or hotness of an object?

Back

Temperature

Front

What type of reaction is directly proportional to the product of the concentration raised to the first power?

Back

First-order reaction

Front

What factor affects the rate of reaction by increasing the chances of collision due to higher kinetic energy?

Back

Temperature

Front

What is the change in the concentration of the reactants and products per unit time called?

Back

Rate of reaction

Front

What is a reaction called when energy is released?

Back

Exothermic reaction

Front

What is the term for a reaction that absorbs energy from its surroundings?

Back

Endothermic reaction

Front

What is the measure of the average kinetic energy of particles in a substance?

Back

Temperature

Front

What is the principle that states that an increase in temperature generally increases the rate of a chemical reaction?

Back

Collision theory

Front

What is the term for the energy required to initiate a chemical reaction?

Back

Activation energy

Front

What is the relationship between concentration and reaction rate in a zero-order reaction?

Back

The reaction rate is constant and independent of the concentration of reactants.