Chemistry I really need help and i will give brainlist please be serious no giving random answers

In an investigation that uses the scientific method, which step immediately follows making a hypothesis? o summarizing the results o asking a question o making observations designing an experiment mark this and retum save and exit next submit

Which of the following electromagnetic waves can create ions?

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