Chem 2 Sem 1 Final Review

Front

Alpha particles are made up of what?

Back

2 protons and 2 neutrons.

Front

What is the term for the amount of energy absorbed or given off during a process?

Back

Enthalpy.

Front

What does a reaction mechanism show?

Back

The entire stepwise set of reactions, including intermediates.

Front

A property that depends on the amount of a dissolved substance is called a _____________ property.

Back

Colligative.

Front

What is the amount of energy required to raise 1 gram of substance by 1 degree called?

Back

Specific heat.

Front

What is the definition of enthalpy?

Back

The total heat content of a system, reflecting the internal energy plus the product of pressure and volume.

Front

What is a colligative property?

Back

A property that depends on the number of solute particles in a solution, not the identity of the solute.

Front

What is the significance of the rate determining step in a reaction mechanism?

Back

It is the slowest step that determines the overall rate of the reaction.

Front

Define specific heat capacity.

Back

The amount of heat required to raise the temperature of 1 gram of a substance by 1 degree Celsius.

Front

What is entropy?

Back

A measure of the disorder or randomness in a system.