Scales measure how much something weighs—and they do it by measuring how much force exists between the object you're weighing and planet Earth. Although scales measure force, they give you measurements of mass in kilograms, grams, pounds, or whatever.
Check the attached file for the solution for this problem.
Answer: Methane
Explanation: I just took the AP€X quiz and Methane was the correct answer!
To demonstrate the number of protons neutrons and electrons.