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Forms of Energy: Kinetic, Potential, Thermal

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Forms of Energy: Kinetic, Potential, Thermal

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Questions and Answers

What is the primary difference between endothermic and exothermic reactions?

The catalysts used

The direction of heat transfer (correct)

The reactants involved

Their reaction rates

What type of energy is associated with the random motion of particles in a substance?

Electromagnetic energy

Kinetic energy

Thermal energy (correct)

Potential energy

What is the unit of measurement for temperature?

Calories per gram

Joules per kilogram

Watts per meter

Degrees Celsius or Fahrenheit (correct)

What type of energy is stored in an object due to its position or configuration?

Potential energy Signup and view all the answers

What is the direction of heat transfer between substances?

From hotter to colder objects Signup and view all the answers

What is the definition of heat capacity?

The amount of heat required to raise the temperature of one gram of a substance by one degree Celsius Signup and view all the answers

What is the purpose of calorimetry in thermodynamics?

To measure the heat transfer in a chemical or physical process Signup and view all the answers

Which of the following is an example of a state function?

Internal energy Signup and view all the answers

What is the main difference between a solution and a colloid?

The size of the particles Signup and view all the answers

What is the energy required to separate one mole of a solid ionic compound into its gaseous ions?

Lattice energy Signup and view all the answers