An atom with 16 protons must be: a. oxygen b. selenium c. sulfur d. can't tell

2points what is the job of a scientist? a. to answer ethical questions. b. to write laws based on his or her knowledge. c. to ask and answer scientific questions. d. to ignore facts that do not support his or her theory.

The formation of a solid, also known as a is an indication of a chemical change. precipitate particulate particle powder

What is the oxidation state of an individual bromine atom in nabro3?