Lewis Lyons

English Taxonomy

Kelsie Mclaughlin

Google Certifications

Dara Reese

English Taxonomy

Kirk Pacee23232

Google Certifications

Rafael Waller

English Taxonomy

metallic bond?

polar covalent bond?

Determine the average atomic mass of the naturally occuring isotopes of potassium 39, potassium 40 a...

which element in group 18 is naturally radioactive and has no stable isotopes?

An atom contains 22 neutrons and 40 nucleons. What is the toal number of protons in the atom?