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.

Example Input: Question: Ares has a rock of with a surface area of 10 meters squared and a rock with a surface area of 1 meter square. The _____ rock likely has less area affected by a chemical reaction 
 Answer: 1m
Example Output: Surface Area of Reactants When a solid substance is involved in a chemical reaction, only the matter at the surface of the solid is exposed to other reactants. If a solid has more surface area, more of it is exposed and able to react.

Example Input: Question: Dana washes her hands a lot, so her bacteria has mutated to help to resist antibiotics. As that bacteria decreases in numbers, the mutation becomes 
 Answer: rare
Example Output: Bacteria with a mutation the helps resist antibiotics increase in numbers, so the mutation becomes more common.

Example Input: Question: Compared to an item with many carbon atoms an item with few carbon atoms will boil 
 Answer: faster
Example Output:
Alkanes with more carbon atoms have higher boiling and melting points, so some of them are solids at room temperature.