8. Thermochemistry

Energy from the sun comes from fusion. What happens during that reaction?

Which of the following best describes what thermal energy refers to?

Which statement best describes the difference between heat and thermal energy?

The energy for an endergonic reaction comes from a(n) _____ reaction.

When energy is added to liquid water, what do you expect will happen to the water molecules?

Which of the following is NOT a way for heat to be transferred from one object to another?

Which of the following is considered a renewable source of energy?

Which of the following best explains the energy transformation that occurs in hydrogen fuel cells?

How many joules are equivalent to 55.2 calories? (Note: 1 calorie = 4.184 joules)

Which type of energy is primarily stored in a battery?

When a burner on a stove is turned on, which type of energy is primarily produced?

As the temperature of a chemical reaction increases, which of the following typically occurs?

How much energy (in kJ) is required to convert a 22.0 g sample of liquid water at 25.0 °C to steam at 145.0 °C? (Given: specific heat of water = 4.18 J/g·°C, specific heat of steam = 2.03 J/g·°C, enthalpy of vaporization = 40.7 kJ/mol, molar mass of H2O = 18.0 g/mol)

What type of energy is used to break the bonds in glucose during cellular respiration?

Which of these is the ultimate source of energy for all organisms on Earth?