Here are the correct responses to each question:
Question 1: A) Which substance is an example of a nonpolar compound?
Response: vegetable oil
Question 2: A) Which option is a microscopic property that helps determine whether or not two substances will dissolve with each other?
Response: polarity
Question 3: A) Use the graph to answer the question. Which statement is the best explanation for the graph?
Response: As temperature rises, gas particles are moving faster and may leave the solution.
Question 4: A) A mother finds her daughter’s mug of hot cocoa on a table an hour after she had been drinking it. As the mother pours out the cocoa, she sees brown solids in the bottom of the mug. How can this be explained?
Response: The cocoa was mixed with hot water, but some cocoa settled as it cooled because the solubility went down.
Question 5: A) After which action would the concentration of a solution remain constant?
Response: adding water to the solution
Please double-check your course materials to ensure these responses align with your course context, as nuances exist in different educational settings.