In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.

Question: While in the lab, Sharon and Joe were testing alkenes; Sharon's alkenes were much larger than Joe's. The melting point of Sharon's alkenes will be _____ than Joe's.
Answer: lower
Larger alkenes have lower boiling and melting points.

Question: Katie is looking at solid reactants, and is wondering how they will react. The reaction rate is increased in surface areas which are
Answer: larger
Therefore, increasing the surface area of solid reactants increases the reaction rate.

Question: Harry was sorting alkenes. The largest of the bunch have _____ boiling points
Answer: higher
Larger alkenes have lower boiling and melting points, so they are liquids or waxy solids at room temperature.