After a scientist has drawn a conclusion, tests the conclusion, and is satisfied with the results, what is the next step in the scientific process?

A. making a hypothesis

B. experimenting

C. communicating results

D. analyzing data

Five students had to answer the question how are elements arranged in a periodic tabledamon: i think the elements are arranged by increasing massflo: i think the elements are arranged according to their properties sienna: i think the elements are arranged by when their discovers kyle: i think the elements are arranged according to how common they areglenda: i don't agree with any of themwho is right

If 34.2 grams of lithium react with excess water, how many liters of hydrogen gas can be produced at 299 kelvin and 1.21 atmospheres? 2 li (s) + 2 h2o (l) yields 2 lioh (aq) + h2 (g)

Based on its chemical properties, identify the position of each chemical family on the periodic table.