The atomic radius refers to the distance from the nucleus of an atom to a. it's proton cloud b. it's electron cloud c. it's neutron cluster d. the nucleus of another atom

Asingle atom of an element has 21 neutrons, 20 electrons, and 20 protons. which element is it? ok o z

What are the three major branches of natural science? • earth and space science, life science, physical science •earth and space science, physical science, chemistry •physical science, life science, chemistry •life science, chemistry, physics

Suppose you have designed a new thermometer called the x thermometer. on the x scale the boiling point of water is 129 ? x and the freezing point of water is 13 ? x. part a at what temperature are the readings on the fahrenheit and x thermometers the same?