Ch. 15 - Energy & Chemical Change

_____ is the ability to do work or produce heat.

• law of conservation

• energy

• heat

• calorie

The ________ states that in any chemical reaction or physical process, energy can be converted from one form to another, but it is neither created nor destroyed.

• Heat

• Calorie

• Joule

• Law of Conservation of Energy

The energy stored in a substance because of its composition is called ______.

• Calorie

• Joule

• Chemical Potential Energy

• Specific Heat

Energy that is in the process of moving from a warmer object to a cooler object, and that is represented by the letter Q is....

• Heat

• Joule

• Calorie

• Specific Heat

The amount f energy required to raise the temperature of one gram of pure water by one degree Celsius is defined as a ......

• Joule (J)

• Calorie (C)

• kilocalorie (kcal)

• calorie (cal)

The SI unit of energy and of heat is the....

• joule (J)

• calorie (cal)

• Calorie (C)

• kilocalorie (kcal)

The _____ of any substance is the amount of heat required to raise the temperature of one gram of that substance by one degree Celsius.

• Specific Heat

• Heat

• Joule

• Calorie

Write the equation for calculating heat!

A ______ is an insulated device used for measuring the amount of heat absorbed or released during a chemical or physical process.

• thermocalorimeter

• thermometer

• calorimeter

• enthalpy

_____- is the study of heat changes that accompany chemical reactions and phase changes.

• chemistry

• thermodynamics

• physics

• thermochemistry