What is the reason for the change in ionization energy as you go down a group

Astudent is trying to create a table that compares hypotheses, theories, and laws. hypothesis theory law do scientific researchers formulate it? yes yes yes does it explain why things happen? yes yes no yes yes yes is it used to make predictions? no yes yes which of the following questions would most likely fill the blank in the table? is it an intelligent guess? is it newly formulated? is it based on observations? has it been proved?

To calculate percent by mass, use the equation below: calculate the percent by mass of each element. %n = % %h = % %o = %

What is formed when amino acids form long chains or polymerize