What natural resource does sodium alginate come from?

What will most likely happen when two bromine atoms bond together?

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?

As changes in energy levels of electrons increase, the frequencies of atomic line spectra they emit