1. Intro to General Chemistry

Which statement best describes the difference between evaporation and condensation?

Which of the following is an example of a chemical change?

Eliana cuts a watermelon into several slices. Which statement best describes the physical change?

Which of the following best describes sublimation, and which is an example of this process?

Which of the following most likely indicates that a chemical change has occurred?

Which statement best describes a physical change?

Which statement describes one of the main differences between a physical and a chemical change?

Which of the following best describes the molecular changes that occur when ice cream melts and becomes a liquid?

Which of the following is NOT an example of a chemical change?

What is the process called when water is heated and changes from a liquid to a gas?

Which of these scenarios is most likely a chemical reaction?

When a refrigerant evaporates, which of the following best describes the process?

When water is changed from a liquid to a gas, which type of change occurs?

Which of the following best indicates that a chemical change has occurred?

During a chemical change, what happens to the molecules of a substance?