Which of an atom's subatomic particles are involved in chemical bonding?
select one:
a. valence electrons only
b. neutrons only
c. protons and valence electrons only
d. neutrons and protons only

According to each substances heat of fusion, which of the items below requires more heat to be added per gram of substance to go from solid to liquid? silver sulfur water lead

Adilute aqueous potassium nitrate solution is

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?